Site code SDG given by Corpus of Maya Hieroglyphic Inscriptions (1982:185-187; 1999:187-189; 2012; 2016); cited by Riese (2004), Mathews (2005).
Location recorded San Diego by Karl Herbert Mayer with a handheld Global Positioning System (GPS) in 2006.
Corpus of Maya Hieroglyphic Inscriptions (CMHI)
1982 Corpus of Maya Hieroglyphic Inscriptions. Volume 3, Part 3: Yaxchilan (by Ian Graham). Cambridge, Massachusetts: Peabody Museum of Archaeology and Ethnology, Harvard University.
1999 Corpus of Maya Hieroglyphic Inscriptions. Volume 6, Part 3: Tonina (by Ian Graham and Peter Mathews). Cambridge, Massachusetts: Peabody Museum of Archaeology and Ethnology, Harvard University.
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 23, 2016)
Lopes, Luís, and Albert Davletshin
2004 The Glyph for Antler in the Mayan Script. Wayeb Notes 11: 1–18.
2005 Site Names and Codes. Foundation for the Advancement of Mesoamerican Studies (FAMSI) http://research.famsi.org/whos_who/sitenames_codes.htm (accessed July 23, 2015)
Palka, Joel W.
2014 Maya Pilgrimage to Ritual Landscapes: Insights from Archaeology, History, and Ethnography. University of New Mexico Press, Albuquerque, NM.
2004 Abkürzungen für Maya-Ruinenorte mit Inschriften. Wayeb Notes 8. http://www.wayeb.org/notes/wayeb_notes0008.pdf (accessed July 23, 2015)
Stuart, David S., and Stephen Houston
1994 Classic Maya Place Names. Studies in Pre-Columbian Art and Archaeology 33. Dumbarton Oaks Research Library and Collection, Washington, D.C.