SYNTHESIS OF COMPLEXES OF Cu(II) AND VO(IV) WITH HYDRAZIDE OF MALEIC AND HYDRAZINEDIACETIC ACID

E.A. Guliyeva, P.A. Fatullayeva, F.F. Jalaladdinov , T.Ya. Askerova, T.M. Akhverdiyeva, M.V. Mammedova, R.D. Kasumov, M.A. Bayramov