Sokołowska-Krzaczek, Anna, Katarzyna Szewczyk, and Zofia Bawół. 2009. “Determination of Free and Bound Phenolic Acids in Leaves and Fruitsof Pyracantha Coccinea (L.) Roem. (Rosaceae)”. Current Issues in Pharmacy and Medical Sciences 22 (4): 107-12. https://czasopisma.umlub.pl/curipms/article/view/2828.