Onchuda Dumsri. 2004. Solidification and stabilization of spent catalyst from catalytic cracking in fluidized bed-fly ash with portland cement. Field of Study Environmental Management, Chulalongkorn University;

Onchuda Dumsri. Solidification and stabilization of spent catalyst from catalytic cracking in fluidized bed-fly ash with portland cement. . Bangkok:Chulalongkorn University, 2004.

Onchuda Dumsri. (2004) Solidification and stabilization of spent catalyst from catalytic cracking in fluidized bed-fly ash with portland cement . Chulalongkorn University/Bangkok.