Calculating the Cell Polynomial of Catacondensed Polycyclic Hydrocarbons. - Peter E. John (J. Chem. Inf. Comput. Sci., 1994)

Calculating the cell polynomial of catacondensed polycyclic hydrocarbons. [Erratum to document cited in CA120: 190658]. - Peter E. John (J. Chem. Inf. Comput. Sci., 1994)

Kekule patterns and Clar patterns in bipartite plane graphs. - Peter E. John; Horst Sachs; Maolin Zheng (J. Chem. Inf. Comput. Sci., 1995)

(3-6)-cages, hexagonal toroidal cages, and their spectra. - Patrick W. Fowler; Peter E. John; Horst Sachs (Discrete Mathematical Chemistry, 1998)

On a strange observation in the theory of the dimer problem. - Peter E. John; Horst Sachs (Discret. Math., 2000)

Dûrer polyhedra: The dark side of melancholia. - Patrick W. Fowler; Peter E. John (Discuss. Math. Graph Theory, 2002)

Spectra of toroidal graphs. - Peter E. John; Horst Sachs (Discret. Math., 2009)