de Silva et al. 1994, p. 17804. de Silva, S. L.; Self, S.; Francis, P. W.; Drake, R. E.; Carlos, Ramirez R. (10 September 1994). "Effusive silicic volcanism in the Central Andes: The Chao dacite and other young lavas of the Altiplano-Puna Volcanic Complex". Journal of Geophysical Research: Solid Earth. 99 (B9): 17805–17825. Bibcode:1994JGR....9917805D. doi:10.1029/94JB00652.
de Silva et al. 1994, p. 17821. de Silva, S. L.; Self, S.; Francis, P. W.; Drake, R. E.; Carlos, Ramirez R. (10 September 1994). "Effusive silicic volcanism in the Central Andes: The Chao dacite and other young lavas of the Altiplano-Puna Volcanic Complex". Journal of Geophysical Research: Solid Earth. 99 (B9): 17805–17825. Bibcode:1994JGR....9917805D. doi:10.1029/94JB00652.
Ward, Dylan J.; Cesta, Jason M.; Galewsky, Joseph; Sagredo, Esteban (15 November 2015). "Late Pleistocene glaciations of the arid subtropical Andes and new results from the Chajnantor Plateau, northern Chile". Quaternary Science Reviews. 128: 107. Bibcode:2015QSRv..128...98W. doi:10.1016/j.quascirev.2015.09.022. ISSN0277-3791.
de Silva et al. 1994, p. 17805. de Silva, S. L.; Self, S.; Francis, P. W.; Drake, R. E.; Carlos, Ramirez R. (10 September 1994). "Effusive silicic volcanism in the Central Andes: The Chao dacite and other young lavas of the Altiplano-Puna Volcanic Complex". Journal of Geophysical Research: Solid Earth. 99 (B9): 17805–17825. Bibcode:1994JGR....9917805D. doi:10.1029/94JB00652.
de Silva et al. 1994, p. 17806. de Silva, S. L.; Self, S.; Francis, P. W.; Drake, R. E.; Carlos, Ramirez R. (10 September 1994). "Effusive silicic volcanism in the Central Andes: The Chao dacite and other young lavas of the Altiplano-Puna Volcanic Complex". Journal of Geophysical Research: Solid Earth. 99 (B9): 17805–17825. Bibcode:1994JGR....9917805D. doi:10.1029/94JB00652.
de Silva et al. 1994, p. 17824. de Silva, S. L.; Self, S.; Francis, P. W.; Drake, R. E.; Carlos, Ramirez R. (10 September 1994). "Effusive silicic volcanism in the Central Andes: The Chao dacite and other young lavas of the Altiplano-Puna Volcanic Complex". Journal of Geophysical Research: Solid Earth. 99 (B9): 17805–17825. Bibcode:1994JGR....9917805D. doi:10.1029/94JB00652.
de Silva et al. 1994, p. 17804. de Silva, S. L.; Self, S.; Francis, P. W.; Drake, R. E.; Carlos, Ramirez R. (10 September 1994). "Effusive silicic volcanism in the Central Andes: The Chao dacite and other young lavas of the Altiplano-Puna Volcanic Complex". Journal of Geophysical Research: Solid Earth. 99 (B9): 17805–17825. Bibcode:1994JGR....9917805D. doi:10.1029/94JB00652.
de Silva et al. 1994, p. 17821. de Silva, S. L.; Self, S.; Francis, P. W.; Drake, R. E.; Carlos, Ramirez R. (10 September 1994). "Effusive silicic volcanism in the Central Andes: The Chao dacite and other young lavas of the Altiplano-Puna Volcanic Complex". Journal of Geophysical Research: Solid Earth. 99 (B9): 17805–17825. Bibcode:1994JGR....9917805D. doi:10.1029/94JB00652.
Ward, Dylan J.; Cesta, Jason M.; Galewsky, Joseph; Sagredo, Esteban (15 November 2015). "Late Pleistocene glaciations of the arid subtropical Andes and new results from the Chajnantor Plateau, northern Chile". Quaternary Science Reviews. 128: 107. Bibcode:2015QSRv..128...98W. doi:10.1016/j.quascirev.2015.09.022. ISSN0277-3791.
de Silva et al. 1994, p. 17805. de Silva, S. L.; Self, S.; Francis, P. W.; Drake, R. E.; Carlos, Ramirez R. (10 September 1994). "Effusive silicic volcanism in the Central Andes: The Chao dacite and other young lavas of the Altiplano-Puna Volcanic Complex". Journal of Geophysical Research: Solid Earth. 99 (B9): 17805–17825. Bibcode:1994JGR....9917805D. doi:10.1029/94JB00652.
de Silva et al. 1994, p. 17806. de Silva, S. L.; Self, S.; Francis, P. W.; Drake, R. E.; Carlos, Ramirez R. (10 September 1994). "Effusive silicic volcanism in the Central Andes: The Chao dacite and other young lavas of the Altiplano-Puna Volcanic Complex". Journal of Geophysical Research: Solid Earth. 99 (B9): 17805–17825. Bibcode:1994JGR....9917805D. doi:10.1029/94JB00652.
de Silva et al. 1994, p. 17824. de Silva, S. L.; Self, S.; Francis, P. W.; Drake, R. E.; Carlos, Ramirez R. (10 September 1994). "Effusive silicic volcanism in the Central Andes: The Chao dacite and other young lavas of the Altiplano-Puna Volcanic Complex". Journal of Geophysical Research: Solid Earth. 99 (B9): 17805–17825. Bibcode:1994JGR....9917805D. doi:10.1029/94JB00652.
Heights of 5,018 metres (16,463 ft),[11] 5,830 metres (19,130 ft)[9] or of over 6,000 metres (20,000 ft) have been reported for Tocorpuri;[12] the Chilean geographer Luis Risopatrón [es] believed it was 6,755 metres (22,162 ft) high and thus the fourth-highest peak in the Americas.[13]
Ward, Dylan J.; Cesta, Jason M.; Galewsky, Joseph; Sagredo, Esteban (15 November 2015). "Late Pleistocene glaciations of the arid subtropical Andes and new results from the Chajnantor Plateau, northern Chile". Quaternary Science Reviews. 128: 107. Bibcode:2015QSRv..128...98W. doi:10.1016/j.quascirev.2015.09.022. ISSN0277-3791.