{{cite journal | last1=Ng | first1=C. C. | author2=S. H. Law | author3=N. B.Amru | author4=M. R. Motior | author5=B. A. Mhd Radzi | year=2016 | title=PHYTO-ASSESSMENT OF SOIL HEAVY METAL ACCUMULATION IN TROPICAL GRASSES | journal=Journal of Animal and Plant Sciences | volume=26 | issue=3 | pages=686-696 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2016-JAPS-94}}