Pure Appl. Chem., 1969, Vol. 20, No. 3, pp. 237-262
http://dx.doi.org/10.1351/pac196920030237
Perspektiven der Cycloheptatrien-Norcaradien-Valenztautomerie
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Pure Appl. Chem., 1969, Vol. 20, No. 3, pp. 237-262
http://dx.doi.org/10.1351/pac196920030237