Chatchalida Boonpanaid. 1998. Removal of metal ions from aqueous solution by activated carbons and coal fly ash. Faculty of Graduate Studies, Mahidol University;
Chatchalida Boonpanaid. (1998) Removal of metal ions from aqueous solution by activated carbons and coal fly ash . Mahidol University/Bangkok.
Chatchalida Boonpanaid. Removal of metal ions from aqueous solution by activated carbons and coal fly ash. . Bangkok:Mahidol University, 1998.
Chatchalida Boonpanaid. (1998) Removal of metal ions from aqueous solution by activated carbons and coal fly ash . Mahidol University/Bangkok.