GAUGRIS, J. Y.; VASICEK, C. A.; ROOYEN, M. W. van. Selected Tree Species for Sustainable Harvest and Calculating Their Sustainable Harvesting Quota in Tshanini Conservation Area, Maputaland, South Africa. Ethnobotany Research and Applications, [S. l.], v. 5, p. 373–389, 2007. Disponível em: https://ethnobotanyjournal.org/index.php/era/article/view/142. Acesso em: 16 oct. 2021.