CERECEDA, PILAR, LUIGI BRIGNARDELLO, DAVID AVACA, and CONSUELO CASTRO. 1996. “Environmental Constraints to Agricultural and Livestock Activities on Robinson Crusoe Island, Chile”. Revista De Geografía Norte Grande, no. 23 (January):11-19. https://analesliteraturachilena.letras.uc.cl/index.php/RGNG/article/view/40847.