F. Al-Mukhtar, Ahmed, and Eman S. Al-Shamery. “Greedy Modularity Graph Clustering for Community Detection of Large Co-Authorship Network”. International Journal of Engineering & Technology, vol. 7, no. 4.19, Nov. 2018, pp. 857-63, https://doi.org/10.14419/ijet.v7i4.19.28058.