VAN LOON, A.J.; MAZUMDER, R. First find of biogenic activity in the Palaeoproterozoic of the Singhbhum craton (E India). Geologos, [S. l.], v. 19, n. 3, p. 185–192, 2013. DOI: 10.2478/logos-2013-0011. Disponível em: https://pressto.amu.edu.pl/index.php/logos/article/view/logos-2013-0011. Acesso em: 8 jan. 2025.