Sureerat Khongsanun. 2009. Drought risk area assessment based on indices variation in Tak province, Thailand using geo-informatics. Faculty of Environment and Resource Studies, Mahidol University;
Sureerat Khongsanun. (2009) Drought risk area assessment based on indices variation in Tak province, Thailand using geo-informatics . Mahidol University/Bangkok.
Sureerat Khongsanun. Drought risk area assessment based on indices variation in Tak province, Thailand using geo-informatics. . Bangkok:Mahidol University, 2009.
Sureerat Khongsanun. (2009) Drought risk area assessment based on indices variation in Tak province, Thailand using geo-informatics . Mahidol University/Bangkok.