{{cite journal | last1=Gul | first1=S. | author2=R. Uddin | author3=N. U. Khan | author4=M. Arif | author5=R. Goher | author6=M. Zakaria | year=2018 | title=INHERITANCE STUDIES THROUGH COMBINING ABILITY FOR MORPHOLOGICAL AND YIELD TRAITS IN F POPULATIONS OF BRASSICA NAPUS L | journal=Journal of Animal and Plant Sciences | volume=28 | issue=4 | pages=1094-1102 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2018-JAPS-420}}