Verma, Praveen Kumar, et al. “Air-Layering through <I>Sphagnum< I> Moss in <I>Elaeocarpus angustifolius< I> Blume (Rudraksha)-Commercially Important Tree Species”. Indian Forester, vol. 142, no. 9, Sept. 2016, pp. 875-7, doi:10.36808/if/2016/v142i9/102542.