GULTOM, E. O. J.; LESBANI, A. Synthesis and characterization of metal oxides supported keggin type polyoxometalate Rb2K2[-H2SiV2W10O40].nH2O. Science and Technology Indonesia, [S. l.], v. 2, n. 2, p. 50–55, 2017. DOI: 10.26554/sti.2017.2.2.50-55. Disponível em: https://www.sciencetechindonesia.com/index.php/jsti/article/view/19. Acesso em: 22 jul. 2026.