Non-commutative structures 2018 Authors Karin Cvetko-Vah University of Ljubljana, Slovenia https://orcid.org/0000-0003-3664-0731 Michael Kinyon University of Denver, United States Tomaž Pisanski University of Primorska, Slovenia DOI: https://doi.org/10.26493/2590-9770.1347.5c2 Downloads PDF Published 2019-12-31 Issue Vol. 2 No. 2 (2019) Section Editorial