中国科学院数学与系统科学研究院期刊网
AMS
Characterizations of Universal Finite Representability and B-convexity of Banach Spaces via Ball Coverings
Wen ZHANG
Acta Mathematica Sinica . 2012, (7): 1369 -1374 .  DOI: 10.1007/s10114-012-0721-z