1. Acharya, S.K. (1994) The Cenozoic foreland basin and tectonics of the Eastern Sub-Himalaya Problem and Prospects. Himalayan Geol., v.15, pp.3–21.
2. Agarwal, A. (2003) A carbonized fossil seed, viz., Entada palaeoscandens (Awasthi and Prasad) Antal and Awasthi from lignite deposits of Kalviwadi, Sindhudurg, Maharashtra, India. Phytomorphology, v.53, pp.1–7.
3. Agarwal, A. (2008) Angiospermous fossil fruits/seeds during Tertiary in India. Palaeobotanist, v.57, pp.165–175.
4. Antal, J.S. and Awasthi, N. (1993) Fossil flora from the Himalayan foot-hills of Darjeeling district, West Bengal and its palaeoecological and phytogeographical significance. Palaeobotanist, v.42(1), pp.14–60.
5. Antal, J.S. and Prasad, M. (1995) Fossil leaf of Clinogyne Salisb. from the Siwalik sediments of Darjeeling District, West Bengal. Geophytology, v.24, pp.241–243.