On Touchard polynomials. - Ourania Chryssaphinou (Discret. Math., 1985)

On A Conjecture By Eriksson Concerning Overlap In Strings. - Isa Cakir; Ourania Chryssaphinou; Marianne Månsson (Comb. Probab. Comput., 1999)

Poisson Approximation for the Non-Overlapping Appearances of Several Words in Markov Chains. - Ourania Chryssaphinou; Stavros Papastavridis; Eutichia Vaggelatou (Comb. Probab. Comput., 2001)

Multi-State Reliability Systems Under Discrete Time Semi-Markovian Hypothesis. - Ourania Chryssaphinou; Nikolaos Limnios; Sonia Malefaki (IEEE Trans. Reliab., 2011)