Enumeration of Kekulé Structures in Polyradical Polyhexes. - Tetsuo Morikawa (Comput. Chem., 1996)

Bond Ordering Relation. Incompatibility between Bonds, Essential Single/Double Bonds, and the Nonexistence of Kekulé Structures in Molecular Subgraphs. - Tetsuo Morikawa (J. Chem. Inf. Comput. Sci., 1996)

Molecules-in-Molecule Estimation of the Extent of Localization of Kekuléan Substructures in Polycyclic Aromatic Hydrocarbons. - Tetsuo Morikawa; Susumu Narita; Douglas J. Klein (J. Chem. Inf. Model., 2004)