MICHELSEN, O. Lower Carboniferous Foraminiferal Faunas of the Boring Ørslev No. 1, Island of Falster, Denmark. Danmarks Geologiske Undersøgelse II. Række, [S. l.], v. 98, p. 1–86, 1971. DOI: 10.34194/raekke2.v98.6889. Disponível em: https://geusjournals.org/index.php/raekke2/article/view/6889. Acesso em: 6 may. 2024.