{{cite journal | last1=Ahmed | first1=I. | author2=M. Ashraf | author3=S. Abbas | author4=P. Akhtar | year=2013 | title=EFFECT OF POULTRY DROPPINGS ON WATER QUALITY PARAMETERS IN INDIAN MAJOR CARP PONDS | journal=Journal of Animal and Plant Sciences | volume=23 | issue=1 | pages=68-75 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2013-JAPS-112}}