Yu, Juan, et al. “Synthesis and Thermo-Chemical Profile of [Pt(NH3)4]C2O4 and [Pt(NH3)4](OOCCH2COO) As New Precursors for Supported Platinum Catalysts”. Asian Journal of Chemistry, vol. 26, no. 15, July 2014, pp. 4755-8, doi:10.14233/ajchem.2014.16197.