{{cite journal | last1=Pepó | first1=Péter | author2=Enikő Vári | year=2016 | title=EVALUATION OF THE YIELD PRODUCTION OF C3 (TRITICUM AESTIVUM L.) AND C4 (ZEA MAYS L.) CEREALS WITH A NEW PLANT PHYSIOLOGICAL PARAMETER | journal=Journal of Animal and Plant Sciences | volume=26 | issue=3 | pages=716-724 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2016-JAPS-97}}