GREGORY, S. Climatic Classification and Climatic Change. ERDKUNDE, [S. l.], v. 8, n. 4, p. 246–252, 1954. DOI: 10.3112/erdkunde.1954.04.02. Disponível em: https://www.erdkunde.uni-bonn.de/article/view/1113. Acesso em: 30 apr. 2025.