UNUSUAL TRI-, HEXA-, AND NONANUCLEAR CU(II) CAGE METHYLSILSESQUIOXANES: SYNTHESIS, STRUCTURES, AND CATALYTIC ACTIVITY IN OXIDATIONS WITH PEROXIDES Статья Bilyachenko A.N., Kulakova A.N., Levitsky M.M., Petrov A.A., Korlyukov A.A., Shul’pina L.S., Khrustalev V.N., Dorovatovskii P.V., Vologzhanina A.V., Tsareva U.S., Golub I.E., Gulyaeva E.S., Shubina E.S., Shul’pin G.B. Inorganic Chemistry. Том 56. 2017. С. 4093-4103