Abdel-Raouf E M, Abou-Selim I A, Gaafar H M A, Abd El-Hady M A A and Rashed H R 2011:
Effect of udder massage of primiparous and multiparous buffaloes on milk yield and composition.
Livestock Research for Rural Development. Volume 23, Article #206.
Retrieved
, from http://www.lrrd.org/lrrd23/10/abde23206.htm