{{cite journal | last1=Ali | first1=A. | author2=K. Javed | author3=N. Ahmad | author4=S. U. Rehman | year=2011 | title=ENVIRONMENTL FACTORS AFFECTING SOME REPRODUCTIVE TRAITS IN NILI RAVI BUFFALOES | journal=Journal of Animal and Plant Sciences | volume=21 | issue=4 | pages=868-871 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2011-JAPS-436}}