Pure Appl. Chem., 1989, Vol. 61, No. 12, pp. 2117-2128
doi:10.1351/pac198961122117
Electronic states and magnetic circular dichroism of cyclic π systems with antiaromatic perimeters
U. Howeler, P. S. Chatterjee, K. A. Klingensmith, J. Waluk and J. Michl