Rahman, M., W. Parvin, N. Sultana, and S. Tarek. “Ex-Situ Conservation of Threatened Forest Tree Species for Sustainable Use of Forest Genetic Resources in Bangladesh”. Journal of Biodiversity Conservation and Bioresource Management, vol. 4, no. 2, Dec. 2018, pp. 89-98, doi:10.3329/jbcbm.v4i2.39855.