• Assertive graphsBellucci, Francesco; Chiffi, Daniele; Pietarinen, Ahti-VeikkoJournal of applied non-classical logics2018 / p. 72–91 https://doi.org/10.1080/11663081.2017.1418101 https://www.scopus.com/sourceid/21100205762 https://www.scopus.com/record/display.uri?eid=2-s2.0-85041628393&origin=inward&txGid=058680a38d5849d0416e56c73c45f7f5