Sysala, Stanislav; Haslinger, Jaroslav; Reddy, B. Daya; Repin, Sergey An abstract inf-sup problem inspired by limit analysis in perfect plasticity and related applications. (English) Zbl 07423871 Math. Models Methods Appl. Sci. 31, No. 8, 1593-1623 (2021). MSC: 90C46 90C25 74C05 74P99 PDF BibTeX XML Cite \textit{S. Sysala} et al., Math. Models Methods Appl. Sci. 31, No. 8, 1593--1623 (2021; Zbl 07423871) Full Text: DOI arXiv OpenURL
Mhlongo, N.; Reddy, B. D. Numerical investigations of strain-gradient plasticity with reference to non-homogeneous deformations. (English) Zbl 1473.74019 Eur. J. Mech., A, Solids 76, 300-307 (2019). MSC: 74C10 74E05 74S99 PDF BibTeX XML Cite \textit{N. Mhlongo} and \textit{B. D. Reddy}, Eur. J. Mech., A, Solids 76, 300--307 (2019; Zbl 1473.74019) Full Text: DOI arXiv OpenURL
Reddy, B. Daya Modelling, analysis and computation in plasticity. (English) Zbl 1411.74057 Acta Math. Sin., Engl. Ser. 35, No. 1, 64-82 (2019). MSC: 74S05 65M60 65M15 74C05 65N30 PDF BibTeX XML Cite \textit{B. D. Reddy}, Acta Math. Sin., Engl. Ser. 35, No. 1, 64--82 (2019; Zbl 1411.74057) Full Text: DOI OpenURL
Carstensen, Carsten; Ebobisse, François; McBride, Andrew T.; Reddy, B. Daya; Steinmann, Paul Flow relations and yield functions for dissipative strain-gradient plasticity. (English) Zbl 1382.74023 dell’Isola, Francesco (ed.) et al., Mathematical modelling in solid mechanics. Contributions mainly based on the presentations at the international conference ‘Emerging trends in applied mathematics and mechanics’, ETAMM 2016, Perpignan, France, May 30 – June 3, 2016. Singapore: Springer (ISBN 978-981-10-3763-4/hbk; 978-981-10-3764-1/ebook). Advanced Structured Materials 69, 31-42 (2017). MSC: 74C05 PDF BibTeX XML Cite \textit{C. Carstensen} et al., Adv. Struct. Mater. 69, 31--42 (2017; Zbl 1382.74023) Full Text: DOI OpenURL
Gurtin, Morton E.; Reddy, B. Daya Some issues associated with the intermediate space in single-crystal plasticity. (English) Zbl 1482.74041 J. Mech. Phys. Solids 95, 230-238 (2016). MSC: 74C99 74N05 PDF BibTeX XML Cite \textit{M. E. Gurtin} and \textit{B. D. Reddy}, J. Mech. Phys. Solids 95, 230--238 (2016; Zbl 1482.74041) Full Text: DOI OpenURL
De Lorenzis, L.; McBride, A.; Reddy, B. D. Phase-field modelling of fracture in single crystal plasticity. (English) Zbl 1397.74031 GAMM-Mitt. 39, No. 1, 7-34 (2016). MSC: 74C15 74N05 74R99 PDF BibTeX XML Cite \textit{L. De Lorenzis} et al., GAMM-Mitt. 39, No. 1, 7--34 (2016; Zbl 1397.74031) Full Text: DOI Link OpenURL
Daya Reddy, B. Numerical approximation of variational inequalities arising in elastoplasticity. (English) Zbl 1373.74022 Jang, Sun Young (ed.) et al., Proceedings of the International Congress of Mathematicians (ICM 2014), Seoul, Korea, August 13–21, 2014. Vol. IV: Invited lectures. Seoul: KM Kyung Moon Sa (ISBN 978-89-6105-807-0/hbk; 978-89-6105-803-2/set). 1125-1144 (2014). MSC: 74C05 65M60 65M15 65N30 74S05 PDF BibTeX XML Cite \textit{B. Daya Reddy}, in: Proceedings of the International Congress of Mathematicians (ICM 2014), Seoul, Korea, August 13--21, 2014. Vol. IV: Invited lectures. Seoul: KM Kyung Moon Sa. 1125--1144 (2014; Zbl 1373.74022) OpenURL
Gurtin, Morton E.; Reddy, B. Daya Gradient single-crystal plasticity within a Mises-Hill framework based on a new formulation of self- and latent-hardening. (English) Zbl 1328.74021 J. Mech. Phys. Solids 68, 134-160 (2014). MSC: 74C05 74E15 PDF BibTeX XML Cite \textit{M. E. Gurtin} and \textit{B. D. Reddy}, J. Mech. Phys. Solids 68, 134--160 (2014; Zbl 1328.74021) Full Text: DOI OpenURL
Reddy, B. D. Some theoretical and computational aspects of single-crystal strain-gradient plasticity. (English) Zbl 1435.74013 ZAMM, Z. Angew. Math. Mech. 93, No. 12, 844-867 (2013). MSC: 74C15 74E15 74S05 PDF BibTeX XML Cite \textit{B. D. Reddy}, ZAMM, Z. Angew. Math. Mech. 93, No. 12, 844--867 (2013; Zbl 1435.74013) Full Text: DOI OpenURL
Reddy, B. D. Variational formulations for single-crystal strain-gradient plasticity at large deformations. (English) Zbl 1276.74008 GAMM-Mitt. 36, No. 2, 149-160 (2013). MSC: 74C05 74C15 74S05 PDF BibTeX XML Cite \textit{B. D. Reddy}, GAMM-Mitt. 36, No. 2, 149--160 (2013; Zbl 1276.74008) Full Text: DOI OpenURL
Han, Weimin; Reddy, B. Daya Plasticity. Mathematical theory and numerical analysis. 2nd ed. (English) Zbl 1258.74002 Interdisciplinary Applied Mathematics 9. New York, NY: Springer (ISBN 978-1-4614-5939-2/hbk; 978-1-4614-5940-8/ebook). xv, 421 p. (2013). Reviewer: Albrecht Bertram (Magdeburg) MSC: 74-02 74C05 74Sxx PDF BibTeX XML Cite \textit{W. Han} and \textit{B. D. Reddy}, Plasticity. Mathematical theory and numerical analysis. 2nd ed. New York, NY: Springer (2013; Zbl 1258.74002) Full Text: DOI OpenURL
Reddy, B. D. Erratum to: “The role of dissipation and defect energy in variational formulations of problems in strain-gradient plasticity. I: Polycrystalline plasticity”. (English) Zbl 1342.74033 Contin. Mech. Thermodyn. 24, No. 1, 79-79 (2012). MSC: 74C99 74G65 PDF BibTeX XML Cite \textit{B. D. Reddy}, Contin. Mech. Thermodyn. 24, No. 1, 79--79 (2012; Zbl 1342.74033) Full Text: DOI OpenURL
Reddy, B. D.; Wieners, C.; Wohlmuth, B. Finite element analysis and algorithms for single-crystal strain-gradient plasticity. (English) Zbl 1242.74154 Int. J. Numer. Methods Eng. 90, No. 6, 784-804 (2012). MSC: 74S05 74E15 74C15 PDF BibTeX XML Cite \textit{B. D. Reddy} et al., Int. J. Numer. Methods Eng. 90, No. 6, 784--804 (2012; Zbl 1242.74154) Full Text: DOI Link OpenURL
Bargmann, Swantje; Reddy, B. Daya Modeling of polycrystals using a gradient crystal plasticity theory that includes dissipative micro-stresses. (English) Zbl 1278.74026 Eur. J. Mech., A, Solids 30, No. 5, 719-730 (2011). MSC: 74E15 74C20 PDF BibTeX XML Cite \textit{S. Bargmann} and \textit{B. D. Reddy}, Eur. J. Mech., A, Solids 30, No. 5, 719--730 (2011; Zbl 1278.74026) Full Text: DOI HAL OpenURL
Reddy, B. D. The role of dissipation and defect energy in variational formulations of problems in strain-gradient plasticity. II: Single-crystal plasticity. (English) Zbl 1272.74092 Contin. Mech. Thermodyn. 23, No. 6, 551-572 (2011). MSC: 74C99 74G65 PDF BibTeX XML Cite \textit{B. D. Reddy}, Contin. Mech. Thermodyn. 23, No. 6, 551--572 (2011; Zbl 1272.74092) Full Text: DOI OpenURL
Reddy, B. D. The role of dissipation and defect energy in variational formulations of problems in strain-gradient plasticity. I: Polycrystalline plasticity. (English) Zbl 1272.74091 Contin. Mech. Thermodyn. 23, No. 6, 527-549 (2011); erratum ibid. 24, No. 1, 79-79 (2012). MSC: 74C99 74G65 PDF BibTeX XML Cite \textit{B. D. Reddy}, Contin. Mech. Thermodyn. 23, No. 6, 527--549 (2011; Zbl 1272.74091) Full Text: DOI OpenURL
McBride, A. T.; Reddy, B. D. A discontinuous Galerkin formulation of a model of gradient plasticity at finite strains. (English) Zbl 1227.74081 Comput. Methods Appl. Mech. Eng. 198, No. 21-26, 1805-1820 (2009). MSC: 74S05 74C15 PDF BibTeX XML Cite \textit{A. T. McBride} and \textit{B. D. Reddy}, Comput. Methods Appl. Mech. Eng. 198, No. 21--26, 1805--1820 (2009; Zbl 1227.74081) Full Text: DOI OpenURL
Gurtin, Morton E.; Reddy, B. Daya Alternative formulations of isotropic hardening for Mises materials, and associated variational inequalities. (English) Zbl 1179.74013 Contin. Mech. Thermodyn. 21, No. 3, 237-250 (2009). MSC: 74C05 74G65 49J40 PDF BibTeX XML Cite \textit{M. E. Gurtin} and \textit{B. D. Reddy}, Contin. Mech. Thermodyn. 21, No. 3, 237--250 (2009; Zbl 1179.74013) Full Text: DOI OpenURL
Ebobisse, F.; Reddy, B. D. Mathematical aspects of elastoplasticity. (English) Zbl 1172.74007 Abdulle, Assyr (ed.) et al., Multiple scales problems in biomathematics, mechanics, physics and numerics, CIMPA school, Cape Town, South Africa, August 6–18, 2007. Tokyo: Gakkotosho (ISBN 978-4-7625-0456-3/hbk). GAKUTO International Series. Mathematical Sciences and Applications 31, 183-217 (2009). MSC: 74C05 74H20 74H25 49J40 35Q72 PDF BibTeX XML Cite \textit{F. Ebobisse} and \textit{B. D. Reddy}, GAKUTO Int. Ser., Math. Sci. Appl. 31, 183--217 (2009; Zbl 1172.74007) OpenURL
McBride, Andrew; Reddy, B. Daya Some aspects of a discontinuous Galerkin formulation for gradient plasticity at finite strains. (English) Zbl 1209.74053 Daya Reddy, B. (ed.), IUTAM symposium on theoretical, computational and modelling aspects of inelastic media. Proceedings of the IUTAM symposium held at Cape Town, South Africa, January 14–18, 2008. Dordrecht: Springer (ISBN 978-1-4020-9089-9/hbk; 978-1-4020-9090-5/ebook). IUTAM Bookseries 11, 237-247 (2008). MSC: 74S05 74C20 PDF BibTeX XML Cite \textit{A. McBride} and \textit{B. D. Reddy}, IUTAM Bookser. 11, 237--247 (2008; Zbl 1209.74053) Full Text: DOI OpenURL
Ebobisse, F.; McBride, A. T.; Reddy, B. D. On the mathematical formulations of a model of strain gradient plasticity. (English) Zbl 1209.74018 Daya Reddy, B. (ed.), IUTAM symposium on theoretical, computational and modelling aspects of inelastic media. Proceedings of the IUTAM symposium held at Cape Town, South Africa, January 14–18, 2008. Dordrecht: Springer (ISBN 978-1-4020-9089-9/hbk; 978-1-4020-9090-5/ebook). IUTAM Bookseries 11, 117-128 (2008). MSC: 74C99 PDF BibTeX XML Cite \textit{F. Ebobisse} et al., IUTAM Bookser. 11, 117--128 (2008; Zbl 1209.74018) Full Text: DOI OpenURL
Reddy, B. Daya; Ebobisse, François; McBride, Andrew Well-posedness of a model of strain gradient plasticity for plastically irrotational materials. (English) Zbl 1139.74009 Int. J. Plast. 24, No. 1, 55-73 (2008). MSC: 74C05 74H20 74H25 35Q72 PDF BibTeX XML Cite \textit{B. D. Reddy} et al., Int. J. Plast. 24, No. 1, 55--73 (2008; Zbl 1139.74009) Full Text: DOI OpenURL
Djoko, J. K.; Ebobisse, F.; McBride, A. T.; Reddy, B. D. A discontinuous Galerkin formulation for classical and gradient plasticity. I: Formulation and analysis. (English) Zbl 1173.74410 Comput. Methods Appl. Mech. Eng. 196, No. 37-40, 3881-3897 (2007). MSC: 74S05 74C99 65M15 PDF BibTeX XML Cite \textit{J. K. Djoko} et al., Comput. Methods Appl. Mech. Eng. 196, No. 37--40, 3881--3897 (2007; Zbl 1173.74410) Full Text: DOI OpenURL
Djoko, J. K.; Ebobisse, F.; McBride, A. T.; Reddy, B. D. A discontinuous Galerkin formulation for classical and gradient plasticity. II: Algorithms and numerical analysis. (English) Zbl 1169.74595 Comput. Methods Appl. Mech. Eng. 197, No. 1-4, 1-21 (2007). MSC: 74S05 74C99 65M15 PDF BibTeX XML Cite \textit{J. K. Djoko} et al., Comput. Methods Appl. Mech. Eng. 197, No. 1--4, 1--21 (2007; Zbl 1169.74595) Full Text: DOI OpenURL
Ebobisse, François; Reddy, B. Daya Some mathematical problems in perfect plasticity. (English) Zbl 1112.74324 Comput. Methods Appl. Mech. Eng. 193, No. 48-51, 5071-5094 (2004). MSC: 74C05 PDF BibTeX XML Cite \textit{F. Ebobisse} and \textit{B. D. Reddy}, Comput. Methods Appl. Mech. Eng. 193, No. 48--51, 5071--5094 (2004; Zbl 1112.74324) Full Text: DOI OpenURL
Han, Weimin; Reddy, B. Daya Convergence of approximations to the primal problem in plasticity under conditions of minimal regularity. (English) Zbl 0990.74063 Numer. Math. 87, No. 2, 283-315 (2000). MSC: 74S05 74C05 65N12 65N30 PDF BibTeX XML Cite \textit{W. Han} and \textit{B. D. Reddy}, Numer. Math. 87, No. 2, 283--315 (2000; Zbl 0990.74063) Full Text: DOI OpenURL
Han, Weimin; Reddy, B. Daya Convergence analysis of discrete approximations of problems in hardening plasticity. (English) Zbl 0957.74049 Comput. Methods Appl. Mech. Eng. 171, No. 3-4, 327-340 (1999). MSC: 74S05 74S30 74C05 PDF BibTeX XML Cite \textit{W. Han} and \textit{B. D. Reddy}, Comput. Methods Appl. Mech. Eng. 171, No. 3--4, 327--340 (1999; Zbl 0957.74049) Full Text: DOI OpenURL
Reddy, B. Daya (ed.) Special issue: Advances in computational plasticity. (English) Zbl 0937.00022 Comput. Methods Appl. Mech. Eng. 171, No. 3-4, 173-514 (1999). MSC: 00B15 74-06 74Cxx 74Sxx PDF BibTeX XML Cite \textit{B. D. Reddy} (ed.), Comput. Methods Appl. Mech. Eng. 171, No. 3--4, 173--514 (1999; Zbl 0937.00022) Full Text: DOI OpenURL
Han, Weimin; Reddy, B. Daya Plasticity. Mathematical theory and numerical analysis. (English) Zbl 0926.74001 Interdisciplinary Applied Mathematics. 9. New York, NY: Springer. xiii, 371 p. (1999). Reviewer: M.Mişicu (Bucureşti) MSC: 74-02 74Cxx 74S05 49J40 PDF BibTeX XML Cite \textit{W. Han} and \textit{B. D. Reddy}, Plasticity. Mathematical theory and numerical analysis. New York, NY: Springer (1999; Zbl 0926.74001) Full Text: DOI OpenURL
Han, Weimin; Reddy, B. Daya; Schroeder, Gregory C. Qualitative and numerical analysis of quasi-static problems in elastoplasticity. (English) Zbl 0933.74010 SIAM J. Numer. Anal. 34, No. 1, 143-177 (1997). Reviewer: N.Cristescu (Gainesville) MSC: 74C05 74S20 74S05 PDF BibTeX XML Cite \textit{W. Han} et al., SIAM J. Numer. Anal. 34, No. 1, 143--177 (1997; Zbl 0933.74010) Full Text: DOI OpenURL
Han, W.; Jensen, S.; Reddy, B. D. Numerical approximations of problems in plasticity: error analysis and solution algorithms. (English) Zbl 0896.73078 Numer. Linear Algebra Appl. 4, No. 3, 191-204 (1997). Reviewer: R.Blaheta (Ostrava) MSC: 74S30 74P10 74C99 74S05 74S20 PDF BibTeX XML Cite \textit{W. Han} et al., Numer. Linear Algebra Appl. 4, No. 3, 191--204 (1997; Zbl 0896.73078) Full Text: DOI OpenURL
Han, Weimin; Reddy, B. Daya Computational plasticity: The variational basis and numerical analysis. (English) Zbl 0847.73078 Comput. Mech. Adv. 2, No. 4, 283-400 (1995). MSC: 74S30 74P10 74C99 74S99 PDF BibTeX XML Cite \textit{W. Han} and \textit{B. D. Reddy}, Comput. Mech. Adv. 2, No. 4, 283--400 (1995; Zbl 0847.73078) OpenURL
Han, Weimin; Reddy, B. Daya On the finite element method for mixed variational inequalities arising in elastoplasticity. (English) Zbl 0838.73072 SIAM J. Numer. Anal. 32, No. 6, 1778-1807 (1995). MSC: 74S05 74S30 74P10 74C99 65N30 PDF BibTeX XML Cite \textit{W. Han} and \textit{B. D. Reddy}, SIAM J. Numer. Anal. 32, No. 6, 1778--1807 (1995; Zbl 0838.73072) Full Text: DOI OpenURL
Reddy, B. D.; Gültop, T. Acceleration waves in finitely deformed elastic-plastic solids. (English) Zbl 0842.73026 Eur. J. Mech., A 14, No. 4, 529-551 (1995). Reviewer: N.Cristescu (Gainesville) MSC: 74J99 74C15 74C20 74C99 PDF BibTeX XML Cite \textit{B. D. Reddy} and \textit{T. Gültop}, Eur. J. Mech., A 14, No. 4, 529--551 (1995; Zbl 0842.73026) OpenURL
Eve, R. A.; Reddy, B. D. The variational formulation and solution of problems of finite-strain elastoplasticity based on the use of a dissipation function. (English) Zbl 0805.73079 Int. J. Numer. Methods Eng. 37, No. 10, 1673-1695 (1994). MSC: 74S30 74P10 74S05 74C15 74C20 PDF BibTeX XML Cite \textit{R. A. Eve} and \textit{B. D. Reddy}, Int. J. Numer. Methods Eng. 37, No. 10, 1673--1695 (1994; Zbl 0805.73079) Full Text: DOI OpenURL
Reddy, B. D. Aspects of the modern theory of elastoplasticity. (English) Zbl 0804.73014 Chadam, John M. (ed.) et al., Free boundary problems involving solids. Proceedings of the international colloquium ”Free boundary problems: theory and applications”, held in Montreal, Canada, June 13 - June 22, 1990. Harlow, Essex: Longman Scientific & Technical. Pitman Res. Notes Math. Ser. 281, 48-56 (1993). Reviewer: V.K.Arya (Cleveland) MSC: 74C99 74-02 PDF BibTeX XML Cite \textit{B. D. Reddy}, in: Free boundary problems involving solids. Proceedings of the international colloquium ''Free boundary problems: theory and applications'', held in Montreal, Canada, June 13 - June 22, 1990. Harlow, Essex: Longman Scientific \& Technical; New York: Wiley. 48--56 (1993; Zbl 0804.73014) OpenURL
Martin, J. B.; Reddy, B. D. Piecewise smooth dissipation and yield functions in plasticity. (English) Zbl 0783.73022 Meccanica 28, No. 3, 169-175 (1993). MSC: 74C99 PDF BibTeX XML Cite \textit{J. B. Martin} and \textit{B. D. Reddy}, Meccanica 28, No. 3, 169--175 (1993; Zbl 0783.73022) Full Text: DOI OpenURL
Reddy, B. D. Mixed variational inequalities arising in elastoplasticity. (English) Zbl 0768.49008 Nonlinear Anal., Theory Methods Appl. 19, No. 11, 1071-1089 (1992). Reviewer: B.D.Reddy (Cape Town) MSC: 49J40 74C99 74S30 74P10 PDF BibTeX XML Cite \textit{B. D. Reddy}, Nonlinear Anal., Theory Methods Appl. 19, No. 11, 1071--1089 (1992; Zbl 0768.49008) Full Text: DOI OpenURL
Reddy, B. D.; Martin, J. B. Algorithms for the solution of internal variable problems in plasticity. (English) Zbl 0744.73023 Comput. Methods Appl. Mech. Eng. 93, No. 2, 253-273 (1991). MSC: 74S30 74P10 74C99 74S05 PDF BibTeX XML Cite \textit{B. D. Reddy} and \textit{J. B. Martin}, Comput. Methods Appl. Mech. Eng. 93, No. 2, 253--273 (1991; Zbl 0744.73023) Full Text: DOI OpenURL
Eve, R. A.; Gültop, T.; Reddy, B. D. An internal variable finite-strain theory of plasticity within the framework of convex analysis. (English) Zbl 0714.73037 Q. Appl. Math. 48, No. 4, 625-643 (1990). MSC: 74C15 74C20 74C99 74A20 PDF BibTeX XML Cite \textit{R. A. Eve} et al., Q. Appl. Math. 48, No. 4, 625--643 (1990; Zbl 0714.73037) Full Text: DOI OpenURL
Reddy, B. D.; Tomarelli, F. The obstacle problem for an elastoplastic body. (English) Zbl 0709.73020 Appl. Math. Optimization 21, No. 1, 89-110 (1990). Reviewer: V.Komkov MSC: 74C99 49J27 74S30 74P10 PDF BibTeX XML Cite \textit{B. D. Reddy} and \textit{F. Tomarelli}, Appl. Math. Optim. 21, No. 1, 89--110 (1990; Zbl 0709.73020) Full Text: DOI OpenURL
Eve, R. A.; Reddy, B. D.; Rockafellar, R. T. An internal variable theory of elastoplasticity based on the maximum plastic work inequality. (English) Zbl 0693.73008 Q. Appl. Math. 48, No. 1, 59-83 (1990). MSC: 74S30 74C99 74A15 74B99 74D99 49J40 PDF BibTeX XML Cite \textit{R. A. Eve} et al., Q. Appl. Math. 48, No. 1, 59--83 (1990; Zbl 0693.73008) Full Text: DOI OpenURL
Reddy, B. D.; Martin, J. B.; Griffin, T. B. Extremal paths and holonomic constitutive laws in elastoplasticity. (English) Zbl 0632.73034 Q. Appl. Math. 45, 487-502 (1987). Reviewer: R.H.Lance MSC: 74C99 74A20 49S05 PDF BibTeX XML Cite \textit{B. D. Reddy} et al., Q. Appl. Math. 45, 487--502 (1987; Zbl 0632.73034) Full Text: DOI OpenURL
Reddy, B. D. A deformation-theory analysis of the bifurcation of pressurised thick- walled cylinders. (English) Zbl 0512.73041 Q. J. Mech. Appl. Math. 35, 183-196 (1982). MSC: 74G60 74K15 74K25 74C99 74B20 PDF BibTeX XML Cite \textit{B. D. Reddy}, Q. J. Mech. Appl. Math. 35, 183--196 (1982; Zbl 0512.73041) Full Text: DOI OpenURL
Reddy, B. D. Buckling of elastic-plastic discretely stiffened cylinders in axial compression. (English) Zbl 0432.73032 Int. J. Solids Struct. 16, 313-328 (1980). MSC: 74G60 74K15 74C99 PDF BibTeX XML Cite \textit{B. D. Reddy}, Int. J. Solids Struct. 16, 313--328 (1980; Zbl 0432.73032) Full Text: DOI OpenURL
Reddy, B. D. Plastic buckling of a cylindrical shell in pure bending. (English) Zbl 0411.73029 Int. J. Mech. Sci. 21, 671-679 (1979). MSC: 74G60 74C99 74K25 PDF BibTeX XML Cite \textit{B. D. Reddy}, Int. J. Mech. Sci. 21, 671--679 (1979; Zbl 0411.73029) Full Text: DOI OpenURL