引用本文:

周颂平. 关于Varma一个定理的推广[J]. 浙江大学学报（理学版）, .

Zhou Songping. an extension of a theorem of varma. Journal of ZheJIang University(Science Edition), .

链接本文:

http://www.zjujournals.com/sci/CN/    或    http://www.zjujournals.com/sci/CN/Y1985/V12/I3/288