TY - BOOK AU - Sunya Sarapirome TI - A terrain evaluation system and GIS for road corridor selection applicable to intermontane nasins in Northern Thailand PY - 1992/// CY - Ottawa PB - National Library of Canada KW - Roads KW - Design and construction KW - Northern Thailand KW - Geographic information systems N1 - Thesis (Ph.D.)- McGill University, Montreal, 1992 ER -