1.
Bharadwaj D, Tripathi A. A palynostratigraphic study of Lower Gondwana sediments from South Karanpura coalfield, Bihar, India. JPS [Internet]. 1976 Dec. 31 [cited 2024 Dec. 4];25(1-3):39-61. Available from: https://jpsonline.co.in/index.php/jop/article/view/995