中国科学院数学与系统科学研究院期刊网
AMS
Para-CR Structures of Codimension 2 on Tangent Bundles in Riemann-Finsler Geometry
Mircea CRASMAREANU, Laurian-Ioan PISCORAN
Acta Mathematica Sinica . 2014, (11): 1877 -1884 .  DOI: 10.1007/s10114-014-3559-8