T. T. Hong Thuy, D. T. Gam, N. K. Hung, P. B. Ngoc, and C. H. Ha, “In vitro micropropagation of an endangered medicinal orchild (Anoectochilus setaceus Blume) through protocorm-like bodies”, AJB, vol. 37, no. 1, pp. 76–83, Jun. 2015.