BHARADWAJ, D.; KUMAR, P.; SINGH, H. Palynostratigraphy of coal deposits in Jabalpur stage, Upper Gondwana, India. Journal of Palaeosciences, [S. l.], v. 19, n. 1-3, p. 225–247, 1970. DOI: 10.54991/jop.1970.871. Disponível em: https://jpsonline.co.in/index.php/jop/article/view/871. Acesso em: 4 dec. 2024.