Pure Appl. Chem., 1982, Vol. 54, No. 5, pp. 1129-1142
http://dx.doi.org/10.1351/pac198254051129
Molecular orbital studies of the Hetero(A,B)polyenes and hetero(A,B)annulenes [(A,B) = (C,C), (C,N), (B,N), (B,O)]
First page:
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Pure Appl. Chem., 1982, Vol. 54, No. 5, pp. 1129-1142
http://dx.doi.org/10.1351/pac198254051129