@article{paperid:1074710, author = {Tavakoli, Mostafa and Sandi Klavžar}, title = {Distribution of global defensive k-alliances over some graph products}, journal = {Central European Journal of Operations Research}, year = {2019}, volume = {27}, number = {3}, month = {September}, issn = {1435-246X}, pages = {615--623}, numpages = {8}, keywords = {Global alliance; Global defensive k-alliance; Hierarchical product of graphs;Lexicographic product of graphs}, }