Fukui, K.; Yonezawa, T.; Shingu, H. (1952). "A Molecular Orbital Theory of Reactivity in Aromatic Hydrocarbons". The Journal of Chemical Physics. 20 (4): 722. Bibcode:1952JChPh..20..722F. doi:10.1063/1.1700523.
Fukui, K.; Yonezawa, T.; Shingu, H. (1952). "A Molecular Orbital Theory of Reactivity in Aromatic Hydrocarbons". The Journal of Chemical Physics. 20 (4): 722. Bibcode:1952JChPh..20..722F. doi:10.1063/1.1700523.