Misra, B.K., and B.D. Singh. “Fluorescing Inertinite Macerals in Indian Gondwana Coals With Remarks on Their Genesis, Terminology and Coking Potentiality”. Journal of Palaeosciences 43, no. 1-3 (December 31, 1994): 78–84. Accessed April 28, 2024. https://jpsonline.co.in/index.php/jop/article/view/1190.