Augustina, Indria, et al. “In Vitro Anthelmintic Activity of Orthosiphon Aristatus (Blume) Miq Leaves Against Haemonchus Contortus”. Jurnal Ilmu Pertanian Indonesia, vol. 29, no. 3, Mar. 2024, pp. 470-5, https://doi.org/10.18343/jipi.29.3.470.