Gultom, Eiffel Ostan Jeski, and Aldes Lesbani. 2017. “Synthesis and Characterization of Metal Oxides Supported Keggin Type Polyoxometalate Rb2K2[-H2SiV2W10O40].NH2O”. Science and Technology Indonesia 2 (2):50-55. https://doi.org/10.26554/sti.2017.2.2.50-55.