{{cite journal | last1=Iqbal | first1=BUFFALO BULL SPERMATOZOA (BUBALUS BUBALIS) S. | author2=A. Riaz | author3=S. Naz | author4=M. I. Rashid Syed M. H. Andrabi | author5=N. Ahmad | year=2019 | title=ANTIOXIDANT ENZYMES PROFILE DURING CRYOPRESERVATION OF NILI RAVI | journal=Journal of Animal and Plant Sciences | volume=29 | issue=6 | pages=1800-1802 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2019-JAPS-633}}