{{cite journal | last1=Javaid | first1=A. | author2=S. Shafique | author3=S. Shafique | year=2009 | title=INVASION OF NOXIOUS ALIEN WEED PARTHENIUM HYSTEROPHORUS L. IN GRAZING LANDS OF LAHORE, PAKISTAN | journal=Journal of Animal and Plant Sciences | volume=19 | issue=3 | pages=149-153 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2009-JAPS-303}}