GAMACHE, M. Cordillera Huayhuash, 1:50,000. Cartographic Perspectives, [S. l.], n. 50, p. 58–59, 2005. DOI: 10.14714/CP50.421. Disponível em: https://cartographicperspectives.org/index.php/journal/article/view/cp50-gamache. Acesso em: 6 may. 2024.