{{cite journal | last1=Yaseen | first1=S. | author2=S. Tanwir | author3=J. N. Ahmad | author4=M. Hussain | author5=Z. Aslam | year=2020 | title=EVALUATION OF MORPHOLOGICAL AND PHYSIO-CHEMICAL CHANGES IN PHYTOPLASMA INFECTED BRASSICA NAPUS | journal=Journal of Animal and Plant Sciences | volume=30 | issue=6 | pages=1596-1603 | doi=10.36899/JAPS.2020.6.0180 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=AG-19-0283}}