[1]
Lauer, W. and Rafiqpoor, M.D. 2000. Páramo de Papallacta - A physiogeographical map 1:50,000 of the area around the Antisana (Eastern Cordillera of Ecuador). ERDKUNDE. 54, 1 (Mar. 2000), 20–33. DOI:https://doi.org/10.3112/erdkunde.2000.01.02.