{{cite journal | last1=Serea | first1=C. | author2=O. Barna | author3=M. Manley | author4=M. Kidd | year=2014 | title=EFFECT OF STORAGE TEMPERATURE ON THE ASCORBIC ACID CONTENT, TOTAL PHENOLIC CONTENT AND ANTIOXIDANT ACTIVITY IN LETTUCE (LACTUCA SATIVA L.) | journal=Journal of Animal and Plant Sciences | volume=24 | issue=4 | pages=1173-1177 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2014-JAPS-168}}