Altamira and Padre Piedra, early preclassic sites in Chiapas, México /

Eitemau Tebyg

• The early preclassic Barra phase of Altamira, Chiapas : a review with new data /
  gan: Lowe, Gareth W.
  Cyhoeddwyd: (1975)
• Mound 27 and the Middle Preclassic period at Mirador, Chiapas, Mexico /
  gan: Agrinier, Pierre
  Cyhoeddwyd: (2000)
• Mound 30a and the early preclassic ceramic sequence of Izapa, Chiapas, Mexico /
  gan: Ekholm-Miller, Susanna
  Cyhoeddwyd: (1969)
• Ceramics from two preclassic periods at Chiapa de Corzo, Mexico
  gan: Dixon, Keith A.
  Cyhoeddwyd: (1959)
• A re-evaluation of the archaeological sequences of preclassic Chiapas /
  gan: Demarest, Arthur Andrew
  Cyhoeddwyd: (1976)