Sargious, Michel A.Abdelwahab, Walid M.2005-07-272005-07-2719910315668725http://hdl.handle.net/1880/24707Bibliography: p. 172-179.x, 182 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.HE 593 A33 1991Freight and freightagedoctoral thesis10.11575/PRISM/22888HE 593 A33 1991