TY - GEN AU - Allen,A D AU - Tidwell,T T TI - Antiaromaticity in open-shell cyclopropenyl to cycloheptatrienyl cations, anions, free radicals, and radical ions SN - 0009-2665 PY - 2001///1207 N1 - Publication Type: Journal Article UR - https://doi.org/10.1021/cr990316t ER -