Khatami, Seyed-Mola, Mehdi Khalaj, and Majid Ghashang. “Alkyl Ammonium Tungstate Bonded to Fe3O4@SiO2 Nanoparticles; A Highly Efficient Catalyst for the Oxidation of Symmetrical Sulfides to Symmetrical Sulfoxides”. Iranian Journal of Catalysis 13, no. 4 (December 1, 2023). Accessed April 17, 2026. https://oiccpress.com/ijc/article/view/3689.