中国科学院数学与系统科学研究院期刊网
Fixed Point Theorems for Increasing Operators and Applications to Nonlinear Impulsive Equations with Discontinuous Terms
Jin Qing ZHANG
Acta Mathematica Sinica, Chinese Series . 2002, (6): 1087 -109 .  DOI: 10.12386/A2002sxxb0141