Dunnig, Nicholas P.
Soil erosion, slope management, and ancient terrcing in the maya lowlands. - Washington, DC-US : Society for American Archaeology, 1994. - p.51-69 : il - trimestral - Vol.5, no.1(Mar.1994) - Latin American Antiquity ; vol.5,no.1 . - Estados Unidos. Society for American Archaeology. .
Soil erosion, slope management, and ancient terrcing in the maya lowlands. - Washington, DC-US : Society for American Archaeology, 1994. - p.51-69 : il - trimestral - Vol.5, no.1(Mar.1994) - Latin American Antiquity ; vol.5,no.1 . - Estados Unidos. Society for American Archaeology. .