CHRISTENSEN, B. B. Measurement as a Means of Identifying Fossil Pollen. Danmarks Geologiske Undersøgelse IV. Række, [S. l.], v. 3, n. 2, p. 1–22, 1946. DOI: 10.34194/raekke4.v3.6990. Disponível em: https://geusjournals.org/index.php/raekke4/article/view/6990. Acesso em: 3 jul. 2024.