Extensions of α-polynomial classes. - Dieter Rautenbach; Igor E. Zverovich; Inessa I. Zverovich (Australas. J Comb., 2002)

Forbidden induced subgraph characterization of cograph contractions. - Igor E. Zverovich; Inessa I. Zverovich (J. Graph Theory, 2004)

Closure of K1 + 2K2-free graphs. - Igor E. Zverovich; Inessa I. Zverovich (Australas. J Comb., 2005)

Ratio of generalized stability and domination parameters. - Igor E. Zverovich; Inessa I. Zverovich (Australas. J Comb., 2005)

Penta-Extensions of Hereditary Classes of Graphs. - Igor E. Zverovich; Inessa I. Zverovich (J. Comb. Optim., 2005)