Tripathi A. Palynostratigraphy and palynofacies analysis of subsurface Permian sediments in Talcher Coalfield, Orissa. JPS [Internet]. 1997 Dec. 31 [cited 2024 May 7];46(3):79-88. Available from: https://www.jpsonline.co.in/index.php/jop/article/view/1351