By He Zhengxu   in Acta Mathematica Sinica

ISSN:1439-8516|15|1|21-24

Springer Publishing Company ‎(1999)‎

Access to resources Favorite 19.051266

By He Zhengxu   Liu Jinsong   in Geometriae Dedicata

ISSN:0046-5755|146|1|193-210

Springer Publishing Company ‎(2010)‎

Access to resources Favorite 15.241013