杨柳.树上n维乘积自映射等度连续的充要条件[J].重庆工商大学学报(自然科学版),2012,29(8):11-14
YANG Liu. Sufficient and Necessary Condition for Self-mapping Equicontinuity of Tree n-dimensional Product[J]. Journal of Chongqing Technology and Business University(Natural Science Edition),2012,29(8):11-14