Aleksandra Tsareva, Ksenia Tsyganova and Dmitry Tsyganov participated in the international conference "Network for Social Network Analysis" held in Beijing from 30.05.17 to 04.06.17. Ksenia Tsyganova presented a paper "What binds us online: Friendship vs. Communication ties?”. The paper co-authored with D. Tsyganov and A. Gruzd (Ryerson University, Canada).