The CAEDE performance analysis tool. - C. Murray Woodside; Elias M. Hagos; E. Neron; Raymond J. A. Buhr (SETA, 1990)

The Characteristic Polynomial of a Graph is Reconstructible from the Characteristic Polynomials of its Vertex-Deleted Subgraphs and Their Complements. - Elias M. Hagos (Electron. J. Comb., 2000)