Das, Lovejoy S.; Nivas, Ram; Agnihotri, Rupali On weakly symmetric generalized trans-Sasakian manifold. (English) Zbl 1317.53066 Commentat. Math. 54, No. 1, 141-145 (2014). MSC: 53C25 53C15 PDFBibTeX XMLCite \textit{L. S. Das} et al., Commentat. Math. 54, No. 1, 141--145 (2014; Zbl 1317.53066)
Nivas, Ram; Yadav, Surendra Second order parallel tensor on \((\varepsilon)\)-P-Sasakian manifolds. (English) Zbl 1244.53036 J. Rajasthan Acad. Phys. Sci. 10, No. 3, 229-233 (2011). Reviewer: Marisa Fernandez (Bilbao) MSC: 53C15 53C25 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{S. Yadav}, J. Rajasthan Acad. Phys. Sci. 10, No. 3, 229--233 (2011; Zbl 1244.53036)
Nivas, Ram; Bajpai, Anmita On generalized Einstein conformally recurrent manifolds. (English) Zbl 1223.53025 J. Rajasthan Acad. Phys. Sci. 10, No. 2, 127-131 (2011). MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{A. Bajpai}, J. Rajasthan Acad. Phys. Sci. 10, No. 2, 127--131 (2011; Zbl 1223.53025)
Nivas, Ram; Agnihotri, Anurag On semi-symmetric non-metric connections on a nearly Kähler manifold. (English) Zbl 1248.53014 Tensor, New Ser. 72, No. 3, 279-284 (2010). MSC: 53B05 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{A. Agnihotri}, Tensor, New Ser. 72, No. 3, 279--284 (2010; Zbl 1248.53014)
Das, Lovejoy; Nivas, Ram; Singh, Abhishek On a structure defined by a tensor field \(F\) of type \((1,1)\) satisfying \(\Pi ^k_{j=1}[F^2 + a(j)F + \lambda ^2(j)I] = 0\). (English) Zbl 1226.53027 Kyungpook Math. J. 50, No. 4, 455-463 (2010). MSC: 53C15 PDFBibTeX XMLCite \textit{L. Das} et al., Kyungpook Math. J. 50, No. 4, 455--463 (2010; Zbl 1226.53027) Full Text: DOI
Das, Lovejoy S.; Nivas, Ram On submanifolds of almost \(r\)-contact structure manifolds. (English) Zbl 1237.53017 J. Int. Acad. Phys. Sci. 14, No. 3, 331-336 (2010). MSC: 53B25 53C15 PDFBibTeX XMLCite \textit{L. S. Das} and \textit{R. Nivas}, J. Int. Acad. Phys. Sci. 14, No. 3, 331--336 (2010; Zbl 1237.53017)
Nivas, Ram; Yadav, Surendra Hsu-structure in the cotangent bundle. (English) Zbl 1200.53032 J. Rajasthan Acad. Phys. Sci. 9, No. 1, 31-40 (2010). MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{S. Yadav}, J. Rajasthan Acad. Phys. Sci. 9, No. 1, 31--40 (2010; Zbl 1200.53032)
Das, Lovejoy S.; Nivas, Ram; Islam Khan, Mohd. Nazul On submanifolds of codimension 2 immersed in a Hsu–quarternion manifold. (English) Zbl 1224.53062 Acta Math. Acad. Paedagog. Nyházi. (N.S.) 25, No. 1, 129-135 (2009). MSC: 53C15 53C40 PDFBibTeX XMLCite \textit{L. S. Das} et al., Acta Math. Acad. Paedagog. Nyházi. (N.S.) 25, No. 1, 129--135 (2009; Zbl 1224.53062) Full Text: EuDML
Nivas, Ram; Yadav, Surendra Semi-invariant submanifolds of a Kenmotsu manifold with generalized almost \(r\)-contact structure. (English) Zbl 1237.53020 J. Tensor Soc. (N.S.) 3, 125-135 (2009). MSC: 53B25 53C15 53D15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{S. Yadav}, J. Tensor Soc. (N.S.) 3, 125--135 (2009; Zbl 1237.53020)
Nivas, Ram; Agnihotri, Rupali On weakly pseudo concircularly symmetric manifold. (English) Zbl 1192.53035 J. Natl. Acad. Math. India 22(2008), 83-93 (2009). MSC: 53C15 53C35 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{R. Agnihotri}, J. Natl. Acad. Math. India 22, 83--93 (2009; Zbl 1192.53035)
Nivas, Ram; Yadav, Surendra Invariant submanifolds of a manifold admitting \(F(a_1,a_2,a_3, \dots,a_n)\)-structure. (English) Zbl 1208.53024 J. Int. Acad. Phys. Sci. 12, 111-118 (2008). MSC: 53B25 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{S. Yadav}, J. Int. Acad. Phys. Sci. 12, 111--118 (2008; Zbl 1208.53024)
Das, Lovejoy S.; Nivas, Ram; Singh, Abhishek On CR-structures and \(F\)-structure satisfying \(F^{4n}+F^{4n-1}+F^{4n-2}+\dots F^3+F^2+F=0\). (English) Zbl 1193.53089 Tensor, New Ser. 70, No. 3, 255-260 (2008). MSC: 53C15 PDFBibTeX XMLCite \textit{L. S. Das} et al., Tensor, New Ser. 70, No. 3, 255--260 (2008; Zbl 1193.53089)
Das, Lovejoy S.; Nivas, Ram A note on generalized \(p\)-quasi Einstein manifolds. (English) Zbl 1159.53325 J. Natl. Acad. Math. India 21(2007), 1-6 (2008). MSC: 53C25 53C15 PDFBibTeX XMLCite \textit{L. S. Das} and \textit{R. Nivas}, J. Natl. Acad. Math. India 21, 1--6 (2008; Zbl 1159.53325)
Nivas, Ram; Singh, Dharmendra On integrability conditions of a manifold admitting \(f_\lambda(2K,2)\) Hsu-structure. (English) Zbl 1175.53044 J. Rajasthan Acad. Phys. Sci. 6, No. 3, 283-288 (2007). MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{D. Singh}, J. Rajasthan Acad. Phys. Sci. 6, No. 3, 283--288 (2007; Zbl 1175.53044)
Das, Lovejoy S.; Nikíc, Jovanka; Nivas, Ram Parallelism of distributions and geodesics on \(F(a_1,a_2,\dots,a_n)\)-structure Lagrangian manifolds. (English) Zbl 1161.53337 Differ. Geom. Dyn. Syst. 8, 82-89 (2006). MSC: 53C15 53C22 PDFBibTeX XMLCite \textit{L. S. Das} et al., Differ. Geom. Dyn. Syst. 8, 82--89 (2006; Zbl 1161.53337)
Das, Lovejoy S.; Nivas, Ram On certain structures defined on the tangent bundle. (English) Zbl 1146.53019 Rocky Mt. J. Math. 36, No. 6, 1857-1866 (2006). Reviewer: Demetra Demetropoulou-Psomopoulou (Thessaloniki) MSC: 53C15 PDFBibTeX XMLCite \textit{L. S. Das} and \textit{R. Nivas}, Rocky Mt. J. Math. 36, No. 6, 1857--1866 (2006; Zbl 1146.53019) Full Text: DOI Euclid
Nivas, Ram; Verma, Geeta Hsu-structure in the tangent bundle. (English) Zbl 1117.53056 South East Asian J. Math. Math. Sci. 4, No. 3, 1-9 (2006). MSC: 53D10 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{G. Verma}, South East Asian J. Math. Math. Sci. 4, No. 3, 1--9 (2006; Zbl 1117.53056)
Das, Lovejoy S.; Nivas, Ram; Mishra, Meera Submanifolds immersed in a generalized Hsu quaternion manifold. (English) Zbl 1112.53016 Demonstr. Math. 39, No. 3, 639-642 (2006). MSC: 53C15 53C40 53D10 PDFBibTeX XMLCite \textit{L. S. Das} et al., Demonstr. Math. 39, No. 3, 639--642 (2006; Zbl 1112.53016) Full Text: DOI
Nivas, Ram; Saxena, Mohit On a special structure in a differentiable manifold. (English) Zbl 1095.53022 Demonstr. Math. 39, No. 1, 203-210 (2006). MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{M. Saxena}, Demonstr. Math. 39, No. 1, 203--210 (2006; Zbl 1095.53022) Full Text: DOI
Nivas, Ram; Verma, Geeta Submanifolds immersed in a generalised Hsu-structure metric manifold. (English) Zbl 1430.53020 Nepali Math. Sci. Rep. 25, No. 2, 51-57 (2005). MSC: 53B25 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{G. Verma}, Nepali Math. Sci. Rep. 25, No. 2, 51--57 (2005; Zbl 1430.53020)
Nivas, Ram; Singh, Dharmendra Submanifold of codimension \(p\) of a Hsu-structure manifold. (English) Zbl 1429.53030 Nepali Math. Sci. Rep. 24, No. 1, 43-48 (2005). MSC: 53B25 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{D. Singh}, Nepali Math. Sci. Rep. 24, No. 1, 43--48 (2005; Zbl 1429.53030)
Nivas, Ram Almost \(r\)-para contact structure in tangent bundle. (English) Zbl 1183.53026 J. Ravishankar Univ., B, Sci. 18, 31-40 (2005). MSC: 53C15 53B05 53D15 PDFBibTeX XMLCite \textit{R. Nivas}, J. Ravishankar Univ., B, Sci. 18, 31--40 (2005; Zbl 1183.53026)
Nivas, Ram Some properties of almost \(r\)-contact structure manifolds. (English) Zbl 1183.53014 J. Ravishankar Univ., B, Sci. 18, 23-30 (2005). MSC: 53B05 53C15 PDFBibTeX XMLCite \textit{R. Nivas}, J. Ravishankar Univ., B, Sci. 18, 23--30 (2005; Zbl 1183.53014)
Nivas, Ram On principal fibre bundle of a differentiable manifold. (English) Zbl 1098.53021 South East Asian J. Math. Math. Sci. 3, No. 3, 1-6 (2005). MSC: 53C15 55R10 PDFBibTeX XMLCite \textit{R. Nivas}, South East Asian J. Math. Math. Sci. 3, No. 3, 1--6 (2005; Zbl 1098.53021)
Nivas, Ram On almost \((s,r)\)-tangent structure. (English) Zbl 1102.53055 South East Asian J. Math. Math. Sci. 4, No. 1, 21-24 (2005). Reviewer: Mihail Banaru (Smolensk) MSC: 53D10 53D15 53C15 PDFBibTeX XMLCite \textit{R. Nivas}, South East Asian J. Math. Math. Sci. 4, No. 1, 21--24 (2005; Zbl 1102.53055)
Verma, Geeta; Nivas, Ram On a structure defined by a tensor field \(F\) \((\neq 0)\) of type \((1,1)\) satisfying \(a_nF^n+ a_{n-1}F^{n-1}+\cdots+ a_1F=0\). (English) Zbl 1094.53023 South East Asian J. Math. Math. Sci. 3, No. 2, 33-38 (2005). Reviewer: Demetra Demetropoulou-Psomopoulou (Thessaloniki) MSC: 53C15 53C10 PDFBibTeX XMLCite \textit{G. Verma} and \textit{R. Nivas}, South East Asian J. Math. Math. Sci. 3, No. 2, 33--38 (2005; Zbl 1094.53023)
Nivas, Ram; Verma, Geeta HSU-structure in the cotangent bundle. (English) Zbl 1096.53010 Bull. Calcutta Math. Soc. 97, No. 6, 503-510 (2005). MSC: 53Bxx 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{G. Verma}, Bull. Calcutta Math. Soc. 97, No. 6, 503--510 (2005; Zbl 1096.53010)
Das, Lovejoy S.; Nivas, Ram; Nath Pathak, Virendra On horizontal and complete lifts from a manifold with \(f_{\lambda}(7, 1)\)-structure to its cotangent bundle. (English) Zbl 1085.58001 Int. J. Math. Math. Sci. 2005, No. 8, 1291-1297 (2005). Reviewer: Neculai Papaghiuc (Iaşi) MSC: 58A05 53C15 53A05 PDFBibTeX XMLCite \textit{L. S. Das} et al., Int. J. Math. Math. Sci. 2005, No. 8, 1291--1297 (2005; Zbl 1085.58001) Full Text: DOI EuDML
Nivas, Ram Manifolds with \((F,G,A_l,T^l,K)\)-structure. (English) Zbl 1081.53019 J. Rajasthan Acad. Phys. Sci. 4, No. 1, 37-46 (2005). Reviewer: Josef Mikeš (Olomouc) MSC: 53B20 53C15 PDFBibTeX XMLCite \textit{R. Nivas}, J. Rajasthan Acad. Phys. Sci. 4, No. 1, 37--46 (2005; Zbl 1081.53019)
Nivas, Ram; Saxena, Mohit On complete and horizontal lifts from a manifold with Hsu-(4,2) structure to its cotangent bundle. (English) Zbl 1429.53046 Nepali Math. Sci. Rep. 23, No. 2, 35-41 (2004). MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{M. Saxena}, Nepali Math. Sci. Rep. 23, No. 2, 35--41 (2004; Zbl 1429.53046)
Das, Lovejoy S.; Nivas, Ram; Saxena, Mohit A structure defined by a tensor field of type \((1,1)\) satisfying \((f^2+a^2)(f^2-a^2)(f^2+b^2)(f^2-b^2)=0\). (English) Zbl 1165.53338 Tensor, New Ser. 65, No. 1, 36-41 (2004). MSC: 53C15 PDFBibTeX XMLCite \textit{L. S. Das} et al., Tensor, New Ser. 65, No. 1, 36--41 (2004; Zbl 1165.53338)
Das, Lovejoy S.; Nivas, Ram On differentiable manifold with \([F_ 1,F_ 2](K+1,1)\)-structure. (English) Zbl 1165.53337 Tensor, New Ser. 65, No. 1, 29-35 (2004). MSC: 53C15 PDFBibTeX XMLCite \textit{L. S. Das} and \textit{R. Nivas}, Tensor, New Ser. 65, No. 1, 29--35 (2004; Zbl 1165.53337)
Nivas, Ram; Khan, Mohd. Nazrul Islam On manifolds admitting HSU-metric structure. (English) Zbl 1213.53044 Acta Cienc. Indica, Math. 30, No. 3, 645-649 (2004). MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{Mohd. N. I. Khan}, Acta Cienc. Indica, Math. 30, No. 3, 645--649 (2004; Zbl 1213.53044)
Nivas, Ram; Khan, Mohd Najrul Islam On a structure defined by a tensor field \(\xi\) of type \((1,1)\) satisfying \(\xi^p-a^2\xi^{p-q}=0\). (English) Zbl 1094.53022 South East Asian J. Math. Math. Sci. 2, No. 2, 23-30 (2004). Reviewer: Demetra Demetropoulou-Psomopoulou (Thessaloniki) MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{M. N. I. Khan}, South East Asian J. Math. Math. Sci. 2, No. 2, 23--30 (2004; Zbl 1094.53022)
Nivas, Ram Linear connections on manifold admitting \(F (k, 1)\)-structure. (English) Zbl 1079.53024 J. Rajasthan Acad. Phys. Sci. 3, No. 4, 317-323 (2004). MSC: 53B05 53C15 53C22 PDFBibTeX XMLCite \textit{R. Nivas}, J. Rajasthan Acad. Phys. Sci. 3, No. 4, 317--323 (2004; Zbl 1079.53024)
Nivas, Ram; Verma, Geeta Prolongations of tensor fields in tangent bundles of I & II orders. (English) Zbl 1084.53021 J. Rajasthan Acad. Phys. Sci. 3, No. 3, 173-182 (2004). Reviewer: Florence Gouli-Andreou (Thessaloniki) MSC: 53C10 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{G. Verma}, J. Rajasthan Acad. Phys. Sci. 3, No. 3, 173--182 (2004; Zbl 1084.53021)
Das, Lovejoy S.; Nivas, Ram; Ali, S. Study of certain structures defined on the cotangent bundle of a differentiable manifold. (English) Zbl 1059.53029 Math. Sci. Res. J. 7, No. 12, 477-488 (2003). Reviewer: Neda Bokan (Beograd) MSC: 53C15 53C40 53D10 PDFBibTeX XMLCite \textit{L. S. Das} et al., Math. Sci. Res. J. 7, No. 12, 477--488 (2003; Zbl 1059.53029)
Nivas, Ram On induced structures and curvatures tensors in the tangent bundle. (English) Zbl 1429.53045 Nepali Math. Sci. Rep. 20, No. 1-2, 47-50 (2002). MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas}, Nepali Math. Sci. Rep. 20, No. 1--2, 47--50 (2002; Zbl 1429.53045)
Nivas, Ram; Das, Lovejoy S. K.; Pathak, Virendra Nath On \(f_{\lambda,\mu}(3,1)\) structure manifold. (English) Zbl 1039.53027 Math. Sci. Res. J. 6, No. 12, 582-588 (2002). Reviewer: Nicolai Konstantinovich Smolentsev (Kemerovo) MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} et al., Math. Sci. Res. J. 6, No. 12, 582--588 (2002; Zbl 1039.53027)
Nivas, Ram; Ali, Sahadat; Srivastava, Sudhir Kumar On horizontal and complete lifts of \((1,1)\) tensor fields \(F\) satisfying the structure equation \(a_nF^n+a_{n-1}F^{n-1}+a_{n-2}F^{n-2}+\cdots+ a_2F^2+a_1F=0\). (English) Zbl 1128.53300 Demonstr. Math. 35, No. 1, 155-163 (2002). MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} et al., Demonstr. Math. 35, No. 1, 155--163 (2002; Zbl 1128.53300)
Srivastava, Sudhir Kumar; Nivas, Ram On \(f_{\lambda}(2\nu +3,1)\) structure manifolds and its integrability conditions. (English) Zbl 1427.53037 Nepali Math. Sci. Rep. 18, No. 1-2, 51-61 (1999-2000). MSC: 53C15 PDFBibTeX XMLCite \textit{S. K. Srivastava} and \textit{R. Nivas}, Nepali Math. Sci. Rep. 18, No. 1--2, 51--61 (2000; Zbl 1427.53037)
Nivas, R.; Ali, S. On certain structures in the tangent bundle. (English) Zbl 0986.53014 Riv. Mat. Univ. Parma (6) 3, 205-217 (2000). Reviewer: V.L.Hansen (Lyngby) MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{S. Ali}, Riv. Mat. Univ. Parma (6) 3, 205--217 (2000; Zbl 0986.53014)
Nivas, Ram; Srivastava, Sudhir Kumar On integrability conditions of a manifold admitting \(f_\lambda(2k,2)\)-structure. (English) Zbl 1051.53503 Nepali Math. Sci. Rep. 16, No. 1-2, 13-17 (1997). Reviewer: Neda Bokan (Beograd) MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{S. K. Srivastava}, Nepali Math. Sci. Rep. 16, No. 1--2, 13--17 (1997; Zbl 1051.53503)
Nivas, Ram; Bajpai, K. K. \(CR\)-submanifolds of a nearly \(r\)-cosymplectic manifold. (English) Zbl 0859.53039 Demonstr. Math. 29, No. 1, 31-36 (1996). Reviewer: Z.Olszak (Wrocław) MSC: 53C40 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{K. K. Bajpai}, Demonstr. Math. 29, No. 1, 31--36 (1996; Zbl 0859.53039) Full Text: DOI
Nivas, Ram; Singh, J. P. Invariant submanifolds of a manifold admitting \(f_\lambda(2\nu +3,-1)\)-structure. (English) Zbl 0904.53034 Demonstr. Math. 29, No. 3, 479-484 (1996). Reviewer: D.Demetropoulou-Psomopoulou (Tessaloniki) MSC: 53C40 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{J. P. Singh}, Demonstr. Math. 29, No. 3, 479--484 (1996; Zbl 0904.53034) Full Text: DOI
Nivas, R.; Ahmad, S. On integrability conditions of an almost \(r\)-contact manifold. (English) Zbl 0793.53036 Riv. Mat. Univ. Parma, V. Ser. 1, 183-187 (1992). Reviewer: Z.Olszak (Wrocław) MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{S. Ahmad}, Riv. Mat. Univ. Parma, V. Ser. 1, 183--187 (1992; Zbl 0793.53036)
Nivas, R.; Ahmad, S. On quaternion submanifolds of codimension \(r\). (English) Zbl 0758.53021 Riv. Mat. Univ. Parma, IV. Ser. 17, 319-323 (1991). Reviewer: C.-L.Tiba (Iaşi) MSC: 53C15 53C40 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{S. Ahmad}, Riv. Mat. Univ. Parma, IV. Ser. 17, 319--323 (1991; Zbl 0758.53021)
Nivas, R.; Ahmad, S. Submanifolds of codimension r of a H-structure manifold. (English) Zbl 0727.53029 Riv. Mat. Univ. Parma, IV. Ser. 16, 167-172 (1990). Reviewer: C.Bär (Bonn) MSC: 53B25 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{S. Ahmad}, Riv. Mat. Univ. Parma, IV. Ser. 16, 167--172 (1990; Zbl 0727.53029)
Nivas, Ram; Ahmad, Suab Half-symmetric GF-connections. (English) Zbl 0685.53020 J. Univ. Kuwait, Sci. 16, No. 2, 209-214 (1989). Reviewer: R.Rosca MSC: 53B15 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{S. Ahmad}, J. Univ. Kuwait, Sci. 16, No. 2, 209--214 (1989; Zbl 0685.53020)
Nivas, Ram; Singh, Rajesh On almost r-contact structure manifolds. (English) Zbl 0672.53039 Demonstr. Math. 21, No. 3, 797-803 (1988). Reviewer: R.Rosca MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{R. Singh}, Demonstr. Math. 21, No. 3, 797--803 (1988; Zbl 0672.53039) Full Text: DOI
Nivas, Ram; Prasad, C. S. Integrability conditions of a structure satisfying \(f^ 5-a^ 2f=0\). (English) Zbl 0595.53034 Demonstr. Math. 18, 823-831 (1985). Reviewer: K.L.Duggal MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{C. S. Prasad}, Demonstr. Math. 18, 823--831 (1985; Zbl 0595.53034) Full Text: DOI
Nivas, Ram; Prasad, C. S. On a structure defined by a tensor field f (\(\neq 0)\) of type (1,1) satisfying \(f^ 5-a^ 2f=0\). (English) Zbl 0587.53035 Nepali Math. Sci. Rep. 10, 25-29 (1985). Reviewer: K.L.Duggal MSC: 53C15 PDFBibTeX XMLCite \textit{R. Nivas} and \textit{C. S. Prasad}, Nepali Math. Sci. Rep. 10, 25--29 (1985; Zbl 0587.53035)
Nivas, Ram Submanifolds of H-structure manifold. (English) Zbl 0537.53019 Nepali Math. Sci. Rep. 7, 51-55 (1982). Reviewer: K.Ogiue MSC: 53B25 53C15 PDFBibTeX XMLCite \textit{R. Nivas}, Nepali Math. Sci. Rep. 7, 51--55 (1982; Zbl 0537.53019)
Upadhyay, M. D.; Nivas, Ram r-invariant immersions. (English) Zbl 0443.53039 An. Univ. Timisoara, Ser. Stiinte Mat. 17, 169-177 (1979). MSC: 53C40 53C42 53C15 PDFBibTeX XMLCite \textit{M. D. Upadhyay} and \textit{R. Nivas}, An. Univ. Timișoara, Științe Mat. 17, 169--177 (1979; Zbl 0443.53039)