Srivastava, G., and R. Mehrotra. “Barringtonia Forster & Forster (Lecythidaceae) Leaf from the Late Oligocene of Assam, India”. Journal of Palaeosciences, vol. 67, no. (1-2), Dec. 2018, pp. 139-45, doi:10.54991/jop.2018.54.