Hassan, A., Haque, F., Jahan, M. and Roy, S. 2012. In vitro mass propagation of Plumbago zeylanica L., through direct organogenesis. Bangladesh Journal of Scientific and Industrial Research. 47, 3 (Dec. 2012), 297–302. DOI:https://doi.org/10.3329/bjsir.v47i3.13063.