BENFER JR., R.; LAURA, L. A Stone Pillar of a Condor Marked the Equinox at the Site of Buena Vista, Peru at 2200 BC. Journal of Skyscape Archaeology, [S. l.], v. 5, n. 2, p. 123-150, 2020. DOI: 10.1558/jsa.40025. Disponível em: https://journal.equinoxpub.com/JSA/article/view/17541. Acesso em: 1 oct. 2020.