Ars Combinatoria
Volume CXLV, July, 2019

• Long Wang, "A note on nullity of a reduced bipartite graph in terms of independent number", pp. 3-9
• Davood Bakhshesh, Mohammad Farshi and Mahdieh Hasheminezhad, "Complexity results for k-domination and a-domination problems and their variants", pp. 11-27
• Tina Novack and Janez Zerovnik, "Weighted Independent k-Domination of Cactus Graphs", pp. 29-51
• Bing Wang and Jian-Liang Wu, "Total colorings of embedded graphs with maximum degree seven and without 3-cycles adjacent to 5-cycles", pp. 53-61
• Zhendong Shao and Igor Averbakh, "L(2,1)-Labelings on Some Products of n General Graphs", pp. 63-78
• M. Nasiri and S.H. Jafari, "The Energy And Spectrum Of Non-Commuting Graphs", pp. 79-93
• Marius Tarnauceanu and Mihai-Silviu Lazorec, "Cyclic factorization numbers of finite groups", pp. 95-110
• Bo Deng and Jinshan Xie, "Adjacency spectrum of complete 4-uniform hypergraph", pp. 111-121
• Li Xiuli, Zhao Pengcheng and Zhao Ruirui, "Self-dual Module θ-constacyclic Codes over Fp_m + vFp_m", pp. 123-131
• Veninstine Vivik.J, Vernold Vivin.J and Girija.G, "Equitable Strongly Balanced Edge Coloring of Graphs", pp. 133-140
• Hu Ye Chen and Zai Ping Lu, "On Vertex-Transitive Self-Complementary Digraphs", pp. 149-160
• Hong Chang, Zhong Huang and Xueliang Li, "Degree sum conditions for graphs to have proper connection number 2", pp. 161-171
• H. Abdollahzadeh Ahangar, J. Amjadi, M. Atapour, M. Chellali and S.M. Sheikholeslami, "Double Roman Trees", pp. 173-183
• Guoliang Hao, Xiaodan Chen and Yunliang Zhang, "A note on Roman {2}-domination in digraphs", pp. 185-193
• Dein Wong, Xinlei Wang and Fenglei Tian, "Automorphisms of Cayley graph on a nilpotent classical group", pp. 195-205
• A.P. Santhakumaran, P. Titus and K. Ganesamoorthy, "Extreme Restrained Monophonic Graphs", pp. 207-223
• Jing Zhang, Xiaomiao Wang and Tao Wang, "r-cyclic BSA(ν,3,λ;2) with r ∈ {1,2,3}", pp. 225-239
• Wenchang Chu, "Partial Sums Of Binomial Convolutions", pp. 241-257
• Wojciech Widel, "On implicit degree-type conditions for hamiltonicity in implicit claw-f-heavy graphs", pp. 259-270
• Mei-Mei Gu, Rong-Xia Hao and Dong-Xue Yang, "A note on the pessimistic diagnosability of Bouwer graphs", pp. 271-279
• Sheng-Liang Yang, Yan-Ni Dong and Tian-Xiao He, "Addition formulas for generalized Motzkin sequences", pp. 281-300
• Waqas Nazeer, Saima Nazeer, Imrana Kousar and Mobeen Munir, "The radio and radio antipodal numbers of non-bipartite cubic graphs of order 2^k", pp. 301-312
• Yunpeng Wang and Jizhen Yang, "A kind of congruences involving harmonic numbers", pp. 313-332
• Luis Boza, Eugenio M. Fedriani and Juan Nunez, "Outer-Embeddings and Coloration of Graph Ends", pp. 333-351
• Wanpeng Lei, Liming Xiong, Junfeng Du and Shipeng Wang, "Forbidden Pairs of Disconected Graphs Excepting Claw for Traceability of Block-Chains", pp. 353-366
• Saira Hameed and Uzma Ahmad, "Extremal values in a class of basic peri-condensed benzenoids with resepect to VDB topological indices", pp. 367-376
• Zeling Shao, Jiao Yang and Zhiguo Li, "Book Embedding of Mobius Cubes", pp. 377-389

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