SURANGE, K.; CHANDRA, S. Dictyopterridium sporiferum Feistmantel - Female cone from the lower gondwana of India. Journal of Palaeosciences, [S. l.], v. 20, n. 1-3, p. 127–136, 1971. DOI: 10.54991/jop.1971.890. Disponível em: https://www.jpsonline.co.in/index.php/jop/article/view/890. Acesso em: 17 may. 2024.