STEIN, N. Podsole, Relief und Vegetation in Nordborneo. ERDKUNDE, [S. l.], v. 42, n. 4, p. 294–310, 1988. DOI: 10.3112/erdkunde.1988.04.05. Disponível em: https://www.erdkunde.uni-bonn.de/article/view/2166. Acesso em: 30 apr. 2025.