Bharadwaj D, Saluja S. Sporological study of Seam VIII in Raniganj coalfield,Bihar (India). Part II - Distribution of Sporae Dispersea and Correlation. JPS [Internet]. 1964 Dec. 31 [cited 2024 May 15];13((1-3):57-73. Available from: https://jpsonline.co.in/index.php/jop/article/view/679