MERTZ, Ole; EGELUND CHRISTENSEN, Andreas; HØJSKOV, Peter; BIRCH-THOMSEN, Torben. Subsistence or cash: strategies for change in shifting cultivation. Geografisk Tidsskrift, [S. l.], v. 1, 1999. Disponível em: https://tidsskrift.dk/geografisktidsskrift/article/view/42455. Acesso em: 7 dec. 2025.