Pure Appl. Chem., 1964, Vol. 9, No. 4, pp. 461-472
http://dx.doi.org/10.1351/pac196409040461
Some aspects of transitions between electronic levels
First page:
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Pure Appl. Chem., 1964, Vol. 9, No. 4, pp. 461-472
http://dx.doi.org/10.1351/pac196409040461