**UTILITAS MATHEMATICA****Volume 111, June 2019**

**Roberto B. Corcino, Jeneveb T. Malusay, Joy Antonette Cillar, Gladys Jane Rama, Oscar Vincent Silang and Ianna Marie Tacoloy**, “Analogies of the Qi formula for some Dowling type numbers”, pp. 3-26**Jiashang Jiang**, “Independence number and fractional (g,f)-factors with inclusion and exclusion properties”, pp. 27-33**H. Benish, I. Javaid and M. Murtaza**, “Automorphism related parameters of a graph associated to a finite vector space”, pp. 35-48**Chin-Lin Shiue, Hung-Hsing Chiang, Mu-Ming Wong and H.M. Srivastava**, “Optimal t-Pebbling in Cycles”, pp. 49-66**Shaojun Dai, Luozhong Gong and Shangzhao Li**, “A note on flag-transitive 3-(v,k,2) designs”, pp. 67-74**M.A. Asim, A. Ahmad and R. Hasni**, “Edge irregular k-labeling for several classes of trees”, pp. 75-83**Jenq-Jong Lin and Min-Jen Jou**, “The largest number of maximal independent sets in quasi-unicyclic graphs”, pp. 85-93**M.A. Seoud and Huda Jaber**, “Prime Cordial and 3-Equitable Prime Cordial Graphs”, pp. 95-125**Jicheng Ma**, “On Quotientable Arc-transitive Graphs”, pp. 127-138**P. Jeyanthi, M. Selvi and D. Ramya**, “Skolem Difference Mean Labeling of Union of Graphs”, pp. 139-150**Sizhong Zhou, Tao Zhang, Zhiren Sun and Lan Xu**, “An improvement and generalization of all fractional factors in graphs”, pp. 151-159**Mohammed Ali Ahmed, J. Baskar Babujee, Martin Baca and Andrea Semanicova-Fenovcikova**, “On totally antimagic, edge-magic and vertex-antimagic total graphs”, pp. 161-173**Chih-Hsiuan Liu, Ming-I Char and Tao-Ming Wang**, “On Edge-Antimagic Graph Labeling and Associated Deficiency Numbers”, pp. 175-188**Mehdi Eliasi**, “On The Modified Randic Index Of Graphs With k Pendent Vertices”, pp. 189-197**Doug Chatham**, “The n queens problem with forbidden squares”, pp. 199-210**Somayyeh Golalizadeh and Nasrin Soltankhah**, “The minimum possible volume size of μ-way (v,k,t) trades”, pp. 211-224**Jianwei Du, Yanling Shao and Xiaoling Sun**, “On a relation between the harmonic index and the chromatic number of graphs”, pp. 225-233**Sana Javed, Mariya Ahmad and Ayesha Riasat**, “Chromaticity of K_{4}-Homeomorph Graphs”, pp. 235-259**Sizhong Zhou, Tao Zhang and Lan Xu**, “A sufficient condition for graphs to have ID-Hamiltonian [a,b]-factors”, pp. 261-269**Maryam Hajibaba and Nader Jafari Rad**, “On Domination, 2-Domination, and Italian Domination Numbers”, pp. 271-280**Dean Crnkovic, Doris Dumicic Danilovic, Sanja Rukavina and Marina Simac**, “On some new Steiner 2-designs S(2,5,45)”, pp. 281-308**Muhammad Rafiullah, Hafiz Muhammad Afzal Siddiqui and Sarfraz Ahmad**, “Resolvability Of Some Convex Polytopes”, pp. 309-328**Bin Zhao, Yuepeng Zhang and Wengu Chen**, “Embedding Cartesian product of n paths and n cycles in books”, pp. 325-333