{{cite journal | last1=1 | first1=C. Yaman | author2=Ş. Önlü | author3=H. A. A. Ahmed | author4=R. Erenler | year=2022 | title=COMPARISON OF PHYTOCHEMICALS AND ANTIOXIDANT CAPACITY OF HYPERICUM PERFORATUM; WILD PLANT PARTS AND IN VITRO SAMPLES | journal=Journal of Animal and Plant Sciences | volume=32 | issue=2 | pages=596-603 | doi=10.36899/JAPS.2022.2.0459 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=Biot-20-0026}}