NICKEL(II) COMPLEXES WITH CYTOSINE AND THREONINE: SYNTHESIS AND STRUCTURE Статья Pugachev D.V., Esina N.Y., Kurasova M.N., Fortalnova E.A., Venskovskii N.U., Lazarenko V.A., Trigub A.L., Khrustalev V.N. Journal of Structural Chemistry. Том 58. 2017. С. 1318-1323