Microwave sol-gel synthesis of CaGd2(MoO4)4:Er3+/Yb3+ phosphors and their upconversion photoluminescence properties / C. S. Lim, V. Atuchin, A. Aleksandrovsky [et.al.] // Journal of the American ceramic society. 2015. Vol. 98, № 10. P. 3223-3230. URL: http://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000551964