{{cite journal | last1=Nawaz | author2=A . | author3=A. H. Nizamani | author4=I. B. Marghazani | author5=Nasrullah | author6=A. Fatih | year=2013 | title=INFLUENCE OF GENETIC AND ENVIRONMENTAL FACTORS ON LACTATION PERFORMANCE OF HOLSTEIN FRIESIAN CATTLE IN BALOCHISTAN | journal=Journal of Animal and Plant Sciences | volume=23 | issue=1 | pages=17-19 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2013-JAPS-1005}}