Pisut Salakij. 1997. Land evaluation in the highland watershed using GIS and multicriteria decision making approach. Graduate School, Chiang Mai University;
Pisut Salakij. (1997) Land evaluation in the highland watershed using GIS and multicriteria decision making approach . Chiang Mai University/Chiang Mai.
Pisut Salakij. Land evaluation in the highland watershed using GIS and multicriteria decision making approach. . Chiang Mai:Chiang Mai University, 1997.
Pisut Salakij. (1997) Land evaluation in the highland watershed using GIS and multicriteria decision making approach . Chiang Mai University/Chiang Mai.