{{cite journal | last1=Ors | first1=S. | author2=U. Sahin | author3=S. Ercisli | author4=A. Esitken | year=2011 | title=PHYSICAL AND CHEMICAL SOIL PROPERTIES OF ORCHID GROWING AREAS IN EASTERN TURKEY | journal=Journal of Animal and Plant Sciences | volume=21 | issue=1 | pages=60-65 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2011-JAPS-112}}