le Polain de Waroux, Y., Baumann, M., Gasparri, N. I., Gavier-Pizarro, G., Godar, J., Kuemmerle, T., Müller, R., Vázquez, F., Volante, J. N., & Meyfroidt, P. (2018). Rents, Actors, and the Expansion of Commodity Frontiers in the Gran Chaco. Annals of the American Association of Geographers, 108, 204-225. https://doi.org/10.1080/24694452.2017.1360761 (Original work published 2018)