Pfaff, Alexander, Robalino, Juan, Reis, Eustaquio J., Walker, Robert, Perz, Stephen, Laurance, William, Bohrer, Claudio, Aldrich, Steven, Arima, Eugenio, Caldas, Marcellus, and Kirby, Katherine (2017) Roads & SDGs, tradeoffs and synergies: learning from Brazil's Amazon in distinguishing frontiers. Economics, 2017. 83.