„Effects of Hedranthera barteri Root Extract on Gastric Emptying and Intestinal Motility in Wistar Rats“ (2020) African Journal of Biomedical Research, 23(2), str. 273–276. Dostupno na: https://www.ojshostng.com/index.php/ajbr/article/view/66 (Pristupljeno: 22 svibanj 2026).