1. How Many People? Determining the number of individuals represented by commingled human remains;Adams,2008
2. At the Edge of the World. Caves and Late Classic Maya World View;Bassie-Sweet,1996
3. Ossuaries, Cremation, and Secondary Burials Among the Maya of Chiapas, México;Blom;Journal de la Société des Américanistes,1954
4. Las cuevas mayas: simbolismo y ritual;Bonor Villarejo,1989
5. The Faith of the Real People: The Lacandon of the Chiapas Rain Forest;Boremanse,1993