{{cite journal | last1=Verma | first1=N. K. | author2=B. K. Pandey | author3=U. P. Singh | author4=M. D. Lodhi | year=2012 | title=EFFECT OF SOWING DATES IN RELATION TO INTEGRATED NITROGEN MANAGEMENT ON GROWTH, YIELD AND QUALITY OF RABI MAIZE (Zea Mays L.) | journal=Journal of Animal and Plant Sciences | volume=22 | issue=2 | pages=324-329 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2012-JAPS-214}}