{{cite journal | last1=Perveen | first1=S. | author2=S. A. Hussain | year=2020 | title=METHIONINE-INDUCED CHANGES IN GROWTH, GLYCINEBETAINE, ASCORBIC ACID, TOTAL SOLUBLE PROTEINS AND ANTHOCYANIN CONTENTS OF TWO Zea mays L. VARIETIES UNDER SALT STRESS | journal=Journal of Animal and Plant Sciences | volume=31 | issue=1 | pages=131-142 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=AG-19-0221}}