{{cite journal | last1=Janjua | first1=M. Y. | author2=T. Ahmad | author3=N. Akhtar | year=2009 | title=LIMNOLOGY AND TROPHIC STATUS OF SHAHPUR DAM RESERVOIR, PAKISTAN | journal=Journal of Animal and Plant Sciences | volume=19 | issue=4 | pages=224-273 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2009-JAPS-408}}