Project 1. Graph Coloring Problems and its Application in Networks

National Natural Science Foundation of China (NO. 11201440), 2013-2015.

Members: Bin Liu, Yongchang Cao, Lifeng Wei, etc.

Project 2. Coloring Problems on Graphs embeddable in surfaces and its Application in Complex Networks

The Scientific Research Fund for the Excellent Young and Middle-Aged Scientists of

ShandongProvince of China(NO. BS2013DX002), 2013-2015.

Members: Bin Liu, Qizhi Fang, Qingqin Nong, etc.