{{cite journal | last1=Afzal | first1=M. S. | author2=M. J. M. Cheema | author3=M. A. Shahid | author4=M. Arshad | author5=T. Khaliq | year=2020 | title=OPTIMIZATION OF SUBSURFACE DRIP LATERAL DEPTHS AND IRRIGATION LEVELS FOR BEST YIELD RESPONSE OF ONION (ALLIUM CEPA L.) | journal=Journal of Animal and Plant Sciences | volume=30 | issue=3 | pages=702-712 | doi=10.36899/JAPS.2020.3.0083 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=AG-19-0195}}