1.
Tiwari R, Srivastava S, Tripathi A, Vijaya. Morphographic study of Permian palynomorphs: Callumispora, Parasaccites, Crucisaccties and Faunipollenites. JPS [Internet]. 1988 Dec. 31 [cited 2024 Nov. 23];37((1-3):215-66. Available from: https://jpsonline.co.in/index.php/jop/article/view/1622