Yaveroğlu, Ömer N., S. M. Fitzhugh, M. Kurant, A. Markopoulou, C. T. Butts, and N. Pržulj. “ergm.Graphlets: A Package for ERG Modeling Based on Graphlet Statistics”. Journal of Statistical Software, vol. 65, no. 12, June 2015, pp. 1-29, doi:10.18637/jss.v065.i12.