2-PYRIDYLSELENENYL VERSUS 2-PYRIDYLTELLURENYL HALIDES: SYMMETRICAL CHALCOGEN BONDING IN THE SOLID STATE AND REACTIVITY TOWARDS NITRILES Статья Buslov I.V., Novikov A.S., Khrustalev V.N., Grudova M.V., Kubasov A.S., Matsulevich Z.V., Borisov A.V., Lukiyanova J.M., Grishina M.M., Kirichuk A.A., Serebryanskaya T.V., Kritchenkov A.S., Tskhovrebov A.G. Symmetry. MDPI AG. Том 13. 2021.