Antzeko izenburuak: The archaeological use and distribution of mollusca in the maya lowlands /
- Archaeological evidence on social stratification and commerce in the Northern Maya lowlands : two mason's tool Kits from Muna and Dzibilchaltun, Yucatan /
- Explorations in the Gruta de Chac Yucatan, Mexico /
- Territorial organization of the lowland classic Maya/
- Archaeological studies in Middle America /
- Lealtad hacia la lengua maya
- People of the serpent : life and adventure among the Mayas /