Ngoc Huong, N.T., Hung, T. and Dep, T.T. 2018. MORPHOLOGICAL AND HISTOLOGICAL CHANGES DURING SOMATIC EMBRYOGENESIS VIA CALLUS OF PANAX STIPULEANATUS H.T.TSAI ET K.M.FENG. Vietnam Journal of Biotechnology. 16, 2 (Dec. 2018), 279–284. DOI:https://doi.org/10.15625/1811-4989/16/2/13438.