{{cite journal | last1=Mahmood | first1=R. | author2=A. Ali | author3=M. Yaseen | author4=M. Ahmad | year=2014 | title=ROLE OF ENCAPSULATED CALCIUM CARBIDE IN NITROGEN ECONOMY, GROWTH AND YIELD OF CROPS: A REVIEW | journal=Journal of Animal and Plant Sciences | volume=24 | issue=2 | pages=354-361 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2014-JAPS-50}}