Sharma, B.D., and D.R. Bohra. “A Petrified Matoniaceous Rhizome from Amarjola in the Rajmahal Hills, India”. Journal of Palaeosciences 25, no. 1-3 (December 31, 1976): 457–460. Accessed February 23, 2025. https://jpsonline.co.in/index.php/jop/article/view/1031.