1. A.T. Balaban, Enumerating isomers, in Chemical Graph Theory, ed. by D. Bonchev, D.H. Rouvray (Gordon Beach Publishers, NewYork, 1991)
2. G. Gévay, T. Pisanski, Ars. Math. Contemp. 7, 317 (2014)
3. T. Pisanski, B. Servatius, Configurations from a Graphical Viewpoint, Birkhauser Advanced Texts, Basler Lehrbucher Series (Birkhauser Boston Inc., Boston, 2012)
4. T. Pisanski, M. Randić, “Bridges between geometry and graph theory”, in Geometry at Work, C. A. Gorini (ed.), MAA Notes 53, (Math. Assoc. America, Washington, DC, 2000), pp. 174– 194
5. A.T. Balaban, Chemical Applications of Graph Theory (Academic, New York, 1976)