{{cite journal | last1=Khan | first1=Z. I. | author2=K. Ahmad | author3=M. Sher | author4=Z. Hayat | author5=A. Hussain | author6=A. Seidavi | author7=Y. Rizwan | year=2012 | title=A STUDY ON SOIL, FORAGE AND PLASMA LEAD LEVELS IN LACTATING COWS REARED IN SUBURB OF SARGODHA: TRANSPORT OF LEAD INTO MILK | journal=Journal of Animal and Plant Sciences | volume=22 | issue=4 | pages=898-901 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2012-JAPS-411}}