{{cite journal | last1=Faria | first1=N.P. | author2=M.D. Panagos | author3=W.J. Myburgh | author4=R. Deysel | year=2019 | title=USE OF GIS AND MICROHABITAT PREDICTORS FOR POSSIBLE SITE OCCUPANCY OF THE HEIDELBERG OPAL BUTTERFLY (CHRYSORITIS AUREUS) W ITHIN GAUTENG PROVINCE, SOUTH AFRICA | journal=Journal of Animal and Plant Sciences | volume=29 | issue=3 | pages=894-898 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2019-JAPS-333}}