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6. zhang yonghe. electronegativities of elements in valence states and their application, inorg. chem., 1982, vol. 21, no. 11, pp. 3886–3889.
6. zhang yonghe. electronegativities of elements in valence states and their application // inorg. chem. 1982. vol. 21, № 11. Р. 3886–3889.