Site code OBR given by Riese (2004), cited by Corpus of Maya Hieroglyphic Inscriptions (2012; 2016). Alternative names ‚Alvaro Obregón‘ and ‚Obregón‘ according to Riese (2004) and Corpus of Maya Hieroglyphic Writing (2012; 2016).
Location verified with and coordinates retrieved from Google Maps Web Services (accessed July 23, 2015).

Anaya Hernández, Armando
2005 The Redención del Campesino Valley Archaeological Survey. Electronic Document. Foundation for the Advancement of Mesoamerican Studies (FAMSI). http://www.famsi.org/reports/01080/01080AnayaHernandez01.pdf
Anaya Hernández, Armando, Stanley P. Guenter, and Peter Mathews
2001 An Inscribed Wooden Box from Tabasco, Mexico. Mesoweb. http://www.mesoweb.com/reports/box/index.html
Corpus of Maya Hieroglyphic Inscriptions (CMHI)
2012 Site Codes (updated July 2012). http://peabody.harvard.edu/files/cmhi/CMHI_SiteCodes_FINAL_2012_forWeb.pdf (by Barbara Fash). (accessed July 23, 2015)
2016 Site Codes (updated Februar 2016). https://www.peabody.harvard.edu/files/cmhi/CMHI_SiteCodes_FINAL_2016.pdf (by Barbara Fash). (accessed December 18, 2016)
Garrido, José L.
2009 Grupos arquitectónicos asociados a Salinas de los Nueve Cerros, Cobán, Alta Verapaz, Guatemala. Electronic Document. undefined. http://www.mesoweb.com/es/articulos/Garrido.pdf [2015-11-03T17:39:57Z]
Riese, Berthold
2004 Abkürzungen für Maya-Ruinenorte mit Inschriften. Wayeb Notes 8. http://www.wayeb.org/notes/wayeb_notes0008.pdf (accessed July 23, 2015)
Skidmore, Joel
2002a New Piece of Precolumbian Wooden Box. Mesoweb. http://www.mesoweb.com/reports/box/piece.html
2002b Community with Wooden Box Welcomes Visitors to Museum and New Archaeological Site. Mesoweb. http://www.mesoweb.com/reports/box/index.html