Dehgardi, Nasrin; Sheikholeslami, Seyed Mahmoud; Valinavaz, Mina; Aram, Hamideh; Volkmann, Lutz Domination number, independent domination number and 2-independence number in trees. (English) Zbl 1453.05089 Discuss. Math., Graph Theory 41, No. 1, 39-49 (2021). MSC: 05C69 05C05 05C35 PDFBibTeX XMLCite \textit{N. Dehgardi} et al., Discuss. Math., Graph Theory 41, No. 1, 39--49 (2021; Zbl 1453.05089) Full Text: DOI
Wang, Haichao; Tong, Jie; Volkmann, Lutz A note on signed total \(2\)-independence in graphs. (English) Zbl 1488.05401 Ars Comb. 150, 189-199 (2020). MSC: 05C69 05C22 05C35 PDFBibTeX XMLCite \textit{H. Wang} et al., Ars Comb. 150, 189--199 (2020; Zbl 1488.05401)
Dehgardi, Nasrin; Volkmann, Lutz Signed edge \(k\)-independence in graphs. (English) Zbl 1428.05231 J. Comb. Math. Comb. Comput. 108, 173-185 (2019). MSC: 05C69 05C22 PDFBibTeX XMLCite \textit{N. Dehgardi} and \textit{L. Volkmann}, J. Comb. Math. Comb. Comput. 108, 173--185 (2019; Zbl 1428.05231)
Hosseini Moghaddam, S. M.; Mojdeh, D. A.; Samadi, Babak; Volkmann, Lutz On the signed \(2\)-independence number of graphs. (English) Zbl 1467.05189 Electron. J. Graph Theory Appl. 5, No. 1, 36-42 (2017). MSC: 05C69 PDFBibTeX XMLCite \textit{S. M. Hosseini Moghaddam} et al., Electron. J. Graph Theory Appl. 5, No. 1, 36--42 (2017; Zbl 1467.05189) Full Text: DOI
Volkmann, Lutz Signed total 2-independence in digraphs. (English) Zbl 1383.05151 Util. Math. 104, 295-306 (2017). MSC: 05C22 05C20 05C69 PDFBibTeX XMLCite \textit{L. Volkmann}, Util. Math. 104, 295--306 (2017; Zbl 1383.05151)
Volkmann, Lutz Signed total \(k\)-independence in graphs. (English) Zbl 1376.05116 Util. Math. 103, 189-208 (2017). Reviewer: Stephan Wagner (Stellenbosch) MSC: 05C69 05C22 PDFBibTeX XMLCite \textit{L. Volkmann}, Util. Math. 103, 189--208 (2017; Zbl 1376.05116)
Volkmann, Lutz Signed total \(k\)-independence in digraphs. (English) Zbl 1464.05169 Filomat 28, No. 10, 2121-2130 (2014). MSC: 05C20 05C69 PDFBibTeX XMLCite \textit{L. Volkmann}, Filomat 28, No. 10, 2121--2130 (2014; Zbl 1464.05169) Full Text: DOI
Blidia, Mostafa; Bouchou, Ahmed; Volkmann, Lutz Bounds on the \(k\)-independence and \(k\)-chromatic numbers of graphs. (English) Zbl 1313.05106 Ars Comb. 113, 33-46 (2014). MSC: 05C15 05C69 05C35 05C07 PDFBibTeX XMLCite \textit{M. Blidia} et al., Ars Comb. 113, 33--46 (2014; Zbl 1313.05106)
Volkmann, Lutz Signed \(k\)-independence in digraphs. (English) Zbl 1300.05237 Util. Math. 94, 183-197 (2014). MSC: 05C69 05C20 05C22 05C35 PDFBibTeX XMLCite \textit{L. Volkmann}, Util. Math. 94, 183--197 (2014; Zbl 1300.05237)
Volkmann, Lutz Signed \(k\)-independence in graphs. (English) Zbl 1284.05205 Cent. Eur. J. Math. 12, No. 3, 517-528 (2014). MSC: 05C69 PDFBibTeX XMLCite \textit{L. Volkmann}, Cent. Eur. J. Math. 12, No. 3, 517--528 (2014; Zbl 1284.05205) Full Text: DOI
Volkmann, Lutz Bounds on the signed 2-independence number in graphs. (English) Zbl 1295.05182 Discuss. Math., Graph Theory 33, No. 4, 709-715 (2013). MSC: 05C69 05C35 PDFBibTeX XMLCite \textit{L. Volkmann}, Discuss. Math., Graph Theory 33, No. 4, 709--715 (2013; Zbl 1295.05182) Full Text: DOI
Volkmann, Lutz Signed 2-independence in digraphs. (English) Zbl 1238.05113 Discrete Math. 312, No. 2, 465-471 (2012). MSC: 05C20 05C69 05C22 PDFBibTeX XMLCite \textit{L. Volkmann}, Discrete Math. 312, No. 2, 465--471 (2012; Zbl 1238.05113) Full Text: DOI
Hansberg, Adriana; Volkmann, Lutz On 2-domination and independence domination numbers of graphs. (English) Zbl 1265.05460 Ars Comb. 101, 405-415 (2011). MSC: 05C69 PDFBibTeX XMLCite \textit{A. Hansberg} and \textit{L. Volkmann}, Ars Comb. 101, 405--415 (2011; Zbl 1265.05460)
Wang, Haichao; Tong, Jie; Volkmann, Lutz A note on signed total 2-independence in graphs. (English) Zbl 1238.05205 Util. Math. 85, 213-223 (2011). Reviewer: William G. Brown (Montréal) MSC: 05C69 05C22 05C35 PDFBibTeX XMLCite \textit{H. Wang} et al., Util. Math. 85, 213--223 (2011; Zbl 1238.05205)
Hansberg, Adriana; Volkmann, Lutz 2-domination in bipartite graphs with odd independence number. (English) Zbl 1233.05148 Australas. J. Comb. 51, 115-123 (2011). MSC: 05C69 PDFBibTeX XMLCite \textit{A. Hansberg} and \textit{L. Volkmann}, Australas. J. Comb. 51, 115--123 (2011; Zbl 1233.05148)
Chellali, Mustapha; Volkmann, Lutz Independence and global offensive alliance in graphs. (English) Zbl 1218.05112 Australas. J. Comb. 47, 125-131 (2010). MSC: 05C69 PDFBibTeX XMLCite \textit{M. Chellali} and \textit{L. Volkmann}, Australas. J. Comb. 47, 125--131 (2010; Zbl 1218.05112)
Chellali, Mustapha; Haynes, Teresa W.; Randerath, Bert; Volkmann, Lutz Bounds on the global offensive \(k\)-alliance number in graphs. (English) Zbl 1194.05115 Discuss. Math., Graph Theory 29, No. 3, 597-613 (2009). MSC: 05C69 PDFBibTeX XMLCite \textit{M. Chellali} et al., Discuss. Math., Graph Theory 29, No. 3, 597--613 (2009; Zbl 1194.05115) Full Text: DOI
Fujisawa, Jun; Hansberg, Adriana; Kubo, Takahiro; Saito, Akira; Sugita, Masahide; Volkmann, Lutz Independence and 2-domination in bipartite graphs. (English) Zbl 1147.05052 Australas. J. Comb. 40, 265-268 (2008). MSC: 05C69 PDFBibTeX XMLCite \textit{J. Fujisawa} et al., Australas. J. Comb. 40, 265--268 (2008; Zbl 1147.05052)
Fischermann, Miranca; Rautenbach, Dieter; Volkmann, Lutz A note on the complexity of graph parameters and the uniqueness of their realizations. (English) Zbl 1038.05043 J. Comb. Math. Comb. Comput. 47, 183-188 (2003). Reviewer: Fedor Fomin (Bergen) MSC: 05C69 05C15 68R10 PDFBibTeX XMLCite \textit{M. Fischermann} et al., J. Comb. Math. Comb. Comput. 47, 183--188 (2003; Zbl 1038.05043)
Rautenbach, Dieter; Volkmann, Lutz On \(\alpha_{r}\gamma_{s}(k)\)-perfect graphs. (English) Zbl 1030.05092 Discrete Math. 270, No. 1-3, 241-250 (2003). Reviewer: Gregory Gutin (Egham) MSC: 05C69 PDFBibTeX XMLCite \textit{D. Rautenbach} and \textit{L. Volkmann}, Discrete Math. 270, No. 1--3, 241--250 (2003; Zbl 1030.05092) Full Text: DOI
Dohmen, Lothar; Rautenbach, Dieter; Volkmann, Lutz A characterization of \(\Gamma\alpha(k)\)-perfect graphs. (English) Zbl 0976.05042 Discrete Math. 224, No. 1-3, 265-271 (2000). Reviewer: Ioan Tomescu (Bucureşti) MSC: 05C69 05C17 05C75 PDFBibTeX XMLCite \textit{L. Dohmen} et al., Discrete Math. 224, No. 1--3, 265--271 (2000; Zbl 0976.05042) Full Text: DOI
Randerath, Bert; Volkmann, Lutz Simplicial graphs and relationships to different graph invariants. (English) Zbl 0933.05109 Ars Comb. 46, 211-217 (1997). Reviewer: B.Zelinka (Liberec) MSC: 05C69 05C75 PDFBibTeX XMLCite \textit{B. Randerath} and \textit{L. Volkmann}, Ars Comb. 46, 211--217 (1997; Zbl 0933.05109)
Maschlanka, Peter; Volkmann, Lutz Independence number in \(n\)-extendable graphs. (English) Zbl 0854.05086 Discrete Math. 154, No. 1-3, 167-178 (1996). Reviewer: R.C.Entringer (Albuquerque) MSC: 05C70 05C35 05C45 PDFBibTeX XMLCite \textit{P. Maschlanka} and \textit{L. Volkmann}, Discrete Math. 154, No. 1--3, 167--178 (1996; Zbl 0854.05086) Full Text: DOI
Lenkewitz, Ursula; Volkmann, Lutz Neighbourhood and degree conditions for the existence of regular factors. (English) Zbl 0856.05079 Ars Comb. 42, 33-47 (1996). Reviewer: B.Alspach (Burnaby) MSC: 05C70 PDFBibTeX XMLCite \textit{U. Lenkewitz} and \textit{L. Volkmann}, Ars Comb. 42, 33--47 (1996; Zbl 0856.05079)
Volkmann, Lutz Fundaments of graph theory. (Fundamente der Graphentheorie.) (German) Zbl 0844.05001 Wien: Springer-Verlag. xix, 446 S. (1996). Reviewer: O.R.Oellermann (Killarney) MSC: 05-01 05Cxx PDFBibTeX XMLCite \textit{L. Volkmann}, Fundamente der Graphentheorie. Wien: Springer-Verlag (1996; Zbl 0844.05001)
Volkmann, Lutz On graphs with equal domination and edge independence numbers. (English) Zbl 0842.05052 Ars Comb. 41, 45-56 (1995). Reviewer: P.Horák (Safat) MSC: 05C35 05C70 PDFBibTeX XMLCite \textit{L. Volkmann}, Ars Comb. 41, 45--56 (1995; Zbl 0842.05052)
Topp, Jerzy; Volkmann, Lutz Characterization of unicyclic graphs with equal domination and independence numbers. (English) Zbl 0763.05088 Discuss. Math. 11, 27-34 (1991). MSC: 05C75 05C99 PDFBibTeX XMLCite \textit{J. Topp} and \textit{L. Volkmann}, Discuss. Math. 11, 27--34 (1991; Zbl 0763.05088)
Topp, Jerzy; Volkmann, Lutz On domination and independence numbers of graphs. (English) Zbl 0748.05066 Result. Math. 17, No. 3-4, 333-341 (1990). Reviewer: R.C.Read (Waterloo/Ontario) MSC: 05C35 05C75 PDFBibTeX XMLCite \textit{J. Topp} and \textit{L. Volkmann}, Result. Math. 17, No. 3--4, 333--341 (1990; Zbl 0748.05066) Full Text: DOI