Exploring the beta quadrantPietarinen, Ahti-VeikkoSynthese2015 / p. 941-970 : ill http://dx.doi.org/10.1007/s11229-015-0677-5 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