Pure Appl. Chem., 1989, Vol. 61, No. 12, pp. 2087-2101
http://dx.doi.org/10.1351/pac198961122087
Valence bond theory: A tribute to the pioneers of 1927-1935
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Pure Appl. Chem., 1989, Vol. 61, No. 12, pp. 2087-2101
http://dx.doi.org/10.1351/pac198961122087