Bhattacharya AP. Palynological recognition of the Karharbari-Barakar Formations in the sub-surface sediments of Wardha Coalfield, Maharashtra, India. JPS [Internet]. 1997 Dec. 31 [cited 2024 May 4];46((1-2):217-9. Available from: https://www.jpsonline.co.in/index.php/jop/article/view/1342