Sari M A, Y. and Situngkir, M. D. (2017) “Thermal stability of polyoxometalate compound of Keggin K8[2-SiW11O39]∙nH2O supported with SiO2”, Science and Technology Indonesia, 1(1), pp. 8–15. doi: 10.26554/sti.2016.1.1.8-15.