Lodwick, Graham D.Schultz, Fern M.2005-07-272005-07-2719910315669330http://hdl.handle.net/1880/24464Bibliography: p. 104-114.xv, 118 leaves ; 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.HC 143 S34 1991Natural resources - Costa RicaCartography - Costa RicaSynthetic aperture radarmaster thesis10.11575/PRISM/23452HC 143 S34 1991