Cerón-Muñoz M, Hurtado-Lugo N, Aspilcueta R, Ángel-Marín P, Sepúlveda L, Galvão de Albuquerque L and Tonhati H 2011: Test-day model for milk yield of dairy buffaloes in Colombia. Livestock Research for Rural Development. Volume 23, Article #149. Retrieved , from http://www.lrrd.org/lrrd23/7/hurt23149.htm