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Ruangsak Yucha. 2003. 1-Phenyl-3-methyl-4-stearoyl-5-pyrazolone doped porous silica for solid phase extraction of metal from aqueous solution. Field of Study Chemistry, Chulalongkorn University;
Ruangsak Yucha. (2003) 1-Phenyl-3-methyl-4-stearoyl-5-pyrazolone doped porous silica for solid phase extraction of metal from aqueous solution . Chulalongkorn University/Bangkok.
Ruangsak Yucha. 1-Phenyl-3-methyl-4-stearoyl-5-pyrazolone doped porous silica for solid phase extraction of metal from aqueous solution. . Bangkok:Chulalongkorn University, 2003.
Ruangsak Yucha. (2003) 1-Phenyl-3-methyl-4-stearoyl-5-pyrazolone doped porous silica for solid phase extraction of metal from aqueous solution . Chulalongkorn University/Bangkok.