“DOUBLE MOLYBDATES-TUNGSTATES SYSTEM MR(EO4), WHERE M – NH4, Ag, Cu, Tl, R – TRIVALENT METAL, E – Mo, W: DOI: https://doi.org/10.17721/1728-2209.2018.1(55).4”, Вісник: Хімія, vol. 55, no. 1, pp. 19–24, Jan. 2019, Accessed: Feb. 14, 2026. [Online]. Available: https://chemistry.bulletin.knu.ua/article/view/8441