Authors: Zhang, Yi Wang, Meijuan

Citation: Zhang, Yi et Wang, Meijuan, Two families of liapunov functions for functional differential systems, Acta mathematica Sinica. English series (Print) , 15(2), 1999, pp. 197-206

Authors: Zhang, Yi Lu, Mei

Citation: Zhang, Yi et Lu, Mei, Some Ore-type Results for Matching and Perfect Matching in k-uniform Hypergraphs, Acta mathematica Sinica. English series (Print) , 34(12), 2018, pp. 1795-1803