Khiêm, Đinh V. and Hậu, N.T.T. 2018. EFFECT OF PLANT-GROWTH REGULATORS ON THE FORMATION OF Begonia bataiensis CALLUS. Dalat University Journal of Science. 8, 3 (Sep. 2018), 69–76. DOI:https://doi.org/10.37569/DalatUniversity.8.3.438(2018).