1.
Srivastava P, Pant D. Some new pteridophytic remains from the Permian strata of Rajmahal Hills, India. JPS [Internet]. 2002 Dec. 31 [cited 2025 Feb. 17];51((1-3):45-5. Available from: https://jpsonline.co.in/index.php/jop/article/view/1733