Singh SM. On the genera Pantophyllum, Euryphyllum & Kawizophyllum from Karanpura and Bokaro coalfields, India. JPS [Internet]. 2000 Dec. 31 [cited 2024 Apr. 29];49((1-3):31-42. Available from: https://jpsonline.co.in/index.php/jop/article/view/130