Matthews, Peter L.Hernandez, Armando Anaya2005-07-282005-07-281999Hernandez, A. A. (1999). Site interaction and political geography in the upper usumacinta region during the late classic: a gis approach (Doctoral thesis, University of Calgary, Calgary, Canada). Retrieved from https://prism.ucalgary.ca. doi:10.11575/PRISM/225360612478823http://hdl.handle.net/1880/25060Bibliography: p. 198-211xv ; 211 leaves, ill. ; 30 cm.engUniversity of Calgary graduate students retain copyright ownership and moral rights for their thesis. You may use this material in any way that is permitted by the Copyright Act or through licensing that has been assigned to the document. For uses that are not allowable under copyright legislation or licensing, you are required to seek permission.F1219.1 .U8 A37 1999Mayas--politics and governmentGeographic information systemsUsumacinta River Valley (Guatemala and Mexico) - Antiquitiesdoctoral thesishttp://dx.doi.org/10.11575/PRISM/22536F1219.1 .U8 A37 1999