1. and ?Some problems concerning distance and path degree sequences,? Graph Theory. ?agów, 1981, Proceedings of the Graph Theory Conference dedicated to the memory of Professor Kazimierz Kuratowski, ?agów, Poland, February, 1981, Lecture Notes in Mathematics, Vol. 1018. Springer-Verlag, Berlin, 1983, pp. 179-190.
2. and A note on tables of distance and path degree sequences for cubic graphs, Presented at Silver Jubilee Conference on Combinatorics (University of Waterloo, Waterloo, Ontario, Canada, June 14-July 2, 1982).
3. and Distance and path degree sequences for cubic graphs. Mathematical Department, Pace University, New York, 1982.
4. and ?A note on planarity and distance degree sequences,? Graph Theory. ?agów, 1981 (Proceedings of the Graph Theory Conference dedicated to the memory of Professor Kazimierz Kuratowski, ?agów, Poland, February, 1981), Lecture Notes in Mathematics, Vol. 1018. Springer-Verlag, Berlin, 1983, pp. 286-289.
5. ?Graph Theory,? Addison-Wesley, Reading, MA, 1969.