Araneda, Alberto; Torrejón, Fernando; Aguayo, Mauricio; Torres, Laura; Cruces, Fabiola; Cisternas, Marco; Urrutia, Roberto (2007). «Historical records of San Rafael glacier advances (North Patagonian Icefield): Another clue to 'Little Ice Age' timing in southern Chile?». The Holocene17 (7): 987. Bibcode:2007Holoc..17..987A. doi:10.1177/0959683607082414.
Araneda, Alberto; Torrejón, Fernando; Aguayo, Mauricio; Torres, Laura; Cruces, Fabiola; Cisternas, Marco; Urrutia, Roberto (2007). «Historical records of San Rafael glacier advances (North Patagonian Icefield): Another clue to 'Little Ice Age' timing in southern Chile?». The Holocene17 (7): 987. Bibcode:2007Holoc..17..987A. doi:10.1177/0959683607082414.