{{cite journal | last1=Iqbal | first1=J. | author2=M. Saleem | author3=M. Ahsan | author4=A. Ali | year=2012 | title=GENERAL AND SPECIFIC COMBINING ABILITY ANALYSES IN MAIZE UNDER NORMAL AND MOISTURE STRESS CONDITIONS | journal=Journal of Animal and Plant Sciences | volume=22 | issue=4 | pages=1048-1054 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2012-JAPS-438}}