中国科学院数学与系统科学研究院期刊网
Computation of Fixed Point Index for No-cone Mappings and Its Applications
Jing Xian SUN, Xiao Ying LIU
Acta Mathematica Sinica, Chinese Series . 2010, (3): 417 -428 .  DOI: 10.12386/A2010sxxb0048