Assertion and denial : a contribution from logical notationsPietarinen, Ahti-Veikko; Bellucci, FrancescoJournal of applied logic2017 / p. 1-22 : ill https://doi.org/10.1016/j.jal.2017.01.001 Notational differencesBellucci, Francesco; Pietarinen, Ahti-VeikkoActa Analytica2020 / p. 289-314 https://doi.org/10.1007/s12136-020-00425-1 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS