The primitives and antipode in the Hopf algebra of symmetric functions in noncommuting variables. - Aaron Lauve; Mitja Mastnak (Adv. Appl. Math., 2011)

Embedding Rationally Independent Languages into Maximal Ones. - Stavros Konstantinidis; Mitja Mastnak (J. Autom. Lang. Comb., 2017)

Partitioning a Symmetric Rational Relation into Two Asymmetric Rational Relations. - Stavros Konstantinidis; Mitja Mastnak; Juraj Sebej (CIAA, 2019)

A construction which relates c-freeness to infinitesimal freeness. - Maxime Février; Mitja Mastnak; Alexandru Nica; Kamil Szpojankowski (Adv. Appl. Math., 2019)

Zero-Avoiding Transducers, Length Separable Relations, and the Rational Asymmetric Partition Problem. - Stavros Konstantinidis; Mitja Mastnak; Juraj Sebej (Int. J. Found. Comput. Sci., 2021)

Approximate NFA Universality Motivated by Information Theory. - Stavros Konstantinidis; Mitja Mastnak; Nelma Moreira; Rogério Reis (DCFS, 2022)

Approximate NFA universality and related problems motivated by information theory. - Stavros Konstantinidis; Mitja Mastnak; Nelma Moreira; Rogério Reis (Theor. Comput. Sci., 2023)