Galaya Wiriyasiriwatana. 1980. Removal of impurities from water in fluidizing column. , Mahidol University;
Galaya Wiriyasiriwatana. (1980) Removal of impurities from water in fluidizing column . Mahidol University/Bangkok.
Galaya Wiriyasiriwatana. Removal of impurities from water in fluidizing column. . Bangkok:Mahidol University, 1980.
Galaya Wiriyasiriwatana. (1980) Removal of impurities from water in fluidizing column . Mahidol University/Bangkok.