中国科学院数学与系统科学研究院期刊网
AMS
Noncompact 4-manifolds with Uniformly Positive Isotropic Curvature
Liang Ming SHEN
Acta Mathematica Sinica . 2015, (9): 1391 -1414 .  DOI: 10.1007/s10114-015-1611-y