On the number of cycles in k -connected graphs. Knor, M. — 1994 Acta Mathematica Universitatis Comenianae. New Series
A note on the radius of iterated line graphs. Knor, M. — 1995 Acta Mathematica Universitatis Comenianae. New Series
Path, trail and walk graphs. Knor, M.; Niepel, L'. — 1999 Acta Mathematica Universitatis Comenianae. New Series
Centers in iterated line graphs. Knor, M.; Niepel, L.; Olts, L. — 1992 Acta Mathematica Universitatis Comenianae. New Series
On biembeddings of Latin squares. Grannell, M.J.; Griggs, T.S.; Knor, M. — 2009 The Electronic Journal of Combinatorics [electronic only]