Chapter Kathryn E. Sampeck (2019)
An Archaeology of Indigo: Changes in Labor and Technology in the Izalcos Region of Western El Salvador. In: Technology and tradition in Mesoamerica after the Spanish invasion: archaeological perspectives. (/isis/citation/CBB290324124/) unapi

Chapter William R. Fowler Jr.; Jeb J. Card (2019)
Technological and Cultural Change during the Conquest Period at Ciudad Vieja, El Salvador. In: Technology and tradition in Mesoamerica after the Spanish invasion: archaeological perspectives. (/isis/citation/CBB636062689/) unapi

Chapter Pizzigoni, Caterina (2013)
Where Did All the Angels Go? An Interpretation of the Nahua Supernatural World. In: Angels, Demons, and the New World (p. 126). (/isis/citation/CBB001202072/) unapi

Book Ross, Delmer G. (2001)
Development of Railroads in Guatemala and El Salvador, 1849-1929. (/isis/citation/CBB000101785/) unapi