Nguyen, T.-Q.-T., Doan, T., Nguyen, T.-D.-H., Nguyen, T.-H.-T. and Pham, N.-K.-T. 2023. Five triterpenoids from the stems of Lasianthus bidoupensis V.S. Dang & Naiki (Rubiaceae). Science & Technology Development Journal: Natural Sciences. 7, 2 (Jun. 2023), 2648-2654. DOI:https://doi.org/https://doi.org/10.32508/stdjns.v7i2.1271.