{{cite journal | last1=Qasim | first1=M. | author2=M. Amin | author3=M. K. S. Sarwar | year=2020 | title=EFFECT OF DIFFERENT‎ BIOCHEMICAL TRAITS ON SEED COTTON YIELD: AN APPLICATION OF LIU LINEAR REGRESSION | journal=Journal of Animal and Plant Sciences | volume=30 | issue=6 | pages=1533-1539 | doi=10.36899/JAPS.2020.6.0174 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=AG-19-0034}}