{{cite journal | last1=Ahmed | first1=S. | author2=T. H. Awan M. Salim | author3=B. S. Chauhan | year=2015 | title=ECONOMICS OF NITROGEN AND INTEGRATED WEED MANAGEMENT IN DRY SEEDED RICE | journal=Journal of Animal and Plant Sciences | volume=25 | issue=6 | pages=1675-1684 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2015-JAPS-225}}