Rebecca R. Stone, The Jaguar Within: Shamanic Trance in Ancient Central and South American Art (Austin: University of Texas Press, 2011), 62-65.
Rebecca R. Stone, Seeing With New Eyes: Highlights of the Michael C. Carlos Museum, Collection of Art of the Ancient Americas (Atlanta: Michael C. Carlos Museum, 2002), 3-5.
Michael C. Carlos Museum: Highlights of the Collection (Atlanta: Michael C. Carlos Museum, 2012), 86.