Cvetković, Dragoš, and Tatjana Davidović. “Application of Some Graph Invariants to the Analysis of Multiprocessor Interconnection Networks”. Yugoslav Journal of Operations Research 18, no. 2 (September 1, 2008): 173–186. Accessed December 20, 2025. https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/244.