1. Fossil flora from the Himalayan foothills of Darjeeling District, West Bengal and its palaeoecological and phytogeographical significance;Antal;Palaeobotanist,1993
2. Oligocene flora from Makum Coalfield, Assam, India;Awasthi;Palaeobotanist,1995
3. Nature and composition of pyrite framboids and organic substrate from degraded leaf cuticles of Late Tertiary sediments, Mahuadanr Valley, Palamu, Bihar;Bajpai;Current Science,2001
4. Leguminous fruits from the Eocene of Garo Hills, Meghalaya;Bhattacharyya;Quarterly Journal of Geological, Mining, and Metallurgical Society of India,1985
5. Cao, J.X., Cui, H.T., 1989. Research of Pliocene flora and paleoenvironment of Yushe Basin on Shanxi plateau, China. Chinese Journal of Geology 4, 369–375 (in Chinese, with English abstract).