{{cite journal | last1=Cortes | first1=M. G. | author2=L. C. Z. Giraldo | author3=O. F. O. Rivera | year=2012 | title=USE OF INFORMATION SYSTEMS TO DETERMINE PRODUCTIVE, REPRODUCTIVE AND POPULATION PARAMETER IN BUFFALOES AT BUFFALO FARM CALLED LA SUIZA LOCATED AT THE MAGDALENA MEDIO IN COLOMBIA | journal=Journal of Animal and Plant Sciences | volume=22 | issue=3 | pages=384-390 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2012-JAPS-3052}}