Khan, S., Goswami, B., Akter, S., Islam, M., Noon, A. H., Habib, A. and Banu, T. A. (2019) “In vitro mass propagation of Piper betle L”, Bangladesh Journal of Botany, 48(3), pp. 559–566. doi: 10.3329/bjb.v48i3.47917.