%0 Journal Article %T Preparation, characterization and catalytic application of some polyoxometalates with Keggin, Wells-Dawson, and Preyssler structures %A Shabnam Sheshmani %A Marzieh Arab Fashapoyeha %A Mirzaei Shahrabi, Masoud %A Bita Abedi Rad %A Somayeh Nouri %A Mohammad Yousefi %J Indian Journal of Chemistry, Section A %@ 0376-4710 %D 2011