Valadeau, Céline; Castillo, Joaquina Alban; Sauvain, Michel; Lorese, Augusto Francis; Bourdy, Geneviève (8 January 2010). "The rainbow hurts my skin: Medicinal concepts and plants uses among the Yanesha (Amuesha), an Amazonian Peruvian ethnic group". Journal of Ethnopharmacology. 127 (1): 175–192. doi:10.1016/j.jep.2009.09.024. PMID19835943.
dukeupress.edu
John E. Staller, Lightning (Illapa) and its manifestations: huacas and Ushnus, 177-79><The Incas have gone inside: pattern and persistence in Andean iconography, pg 179-99 > It was simultaneously considered as a mediating symbol between the lower, middle and upper worlds. <https://www.dukeupress.edu/inka-bodies-and-the-body-of-christ pg. 145-47>
Valadeau, Céline; Castillo, Joaquina Alban; Sauvain, Michel; Lorese, Augusto Francis; Bourdy, Geneviève (8 January 2010). "The rainbow hurts my skin: Medicinal concepts and plants uses among the Yanesha (Amuesha), an Amazonian Peruvian ethnic group". Journal of Ethnopharmacology. 127 (1): 175–192. doi:10.1016/j.jep.2009.09.024. PMID19835943.