• The representation of negative terms with Euler diagramsBhattacharjee, Reetu; Moktefi, Amirouche; Pietarinen, Ahti-VeikkoLogic in Question : Talks from the Annual Sorbonne Logic Workshop (2011- 2019)2023 / p. 43-58 https://doi.org/10.1007/978-3-030-94452-0_3 https://www.scopus.com/sourceid/21101044952 https://www.scopus.com/record/display.uri?eid=2-s2.0-85146625165&origin=inward&txGid=911afd36015edcca1db8c7eb7d7ff009