Publications
“Report 3Rd Workshop In The Philosophy Of Information”. The Reasoner 1: 6-7.
. 2011. “An Exact Truthmaker Semantics For Obligation And Permission”. Deontic Logic and Normative Systems: 2016.
. 2016. “An Empirical Investigation On Scientific Observation” . Theory of Knowledge and Science Policy: 3–36.
. 1979. “Russell's Set Versus The Universal Set In Paraconsistent Set Theory”. Logique et Analyse 25: 121–133.
. 1982. “Groepsbeslissingen: Kwaliteit, Autoriteit En Vertrouwen”. Tijdschrift voor Filosofie.
. In Press. “Deduction And Contextual Information”. Communication and Cognition 8: 243–277.
. 1975. “Kurt Gödel En De Wetenschappelijke Zekerheid” . Nieuwe visies in de wetenschap: 43–66.
. 1989. “Linguistic And Ontological Measures For Comparing The Inconsistent Parts Of Models”. Logique et Analyse 42: 5–33.
. 1999. “Some Adaptive Contributions To Logics Of Formal Inconsistency” . New Directions in Paraconsistent Logic: 309 -333.
. 2015. “A Rich Paraconsistent Extension Of Full Positive Logic”. Logique et Analyse 47: 227–257.
. 2004. “Spoiled For Choice?”. Journal of Logic and Computation 26(1): 65-95.
. 2016. “Dynamic Dialectical Logics” . Paraconsistent Logic. Essays on the Inconsistent: 187–217.
. 1989. “A General Characterization Of Adaptive Logics”. Logique et Analyse 44: 45–68.
. 2001. “Inferentie” Standaard Encyclopedie voor Opvoeding en Onderwijs: 382–383.
. 1977. “Relevant Derivability And Classical Derivability In Fitch-Style And Axiomatic Formulations Of Relevant Logics”. Logique et Analyse 28: 21–31.
. 1985. “Content Guidance In Formal Problem Solving Processes” . Abduction and the Process of Scientific Discovery: 121–156.
. 2007. “Pushing The Search Paths In The Proofs. A Study In Proof Heuristics”. Logique et Analyse 44: 113–134.
. 2001. “De Inconsistentie-Adaptieve Logica Ddl” . Aktueel Filosoferen: 39–45.
. 1993. “Rich Relevant Logics Based On A Simple Type Of Semantics”. Logique et Analyse 29: 437–457.
. 1986. “The Consistency Of Peano Arithmetic. A Defeasible Perspective” . Modestly Radical or Radically Modest. Festschrift for Jean Paul Van Bendegem on the Occasion of His 60th Birthday: 11–59.
. 2014. “Waar Stoppen?”. Algemeen Nederlands Tijdschrift voor Wijsbegeerte 102: 196–198.
. 2010. “Some Objections To Keith Lehrer's Rule Ir”. The British Journal for the Philosophy of Science 22: 357–362.
. 1971. “Over De Kloof Tussen Feit En Norm, Bekeken Vanuit De Hedendaagse Wetenschapsfilosofie” . Dwarsdenken. Omtrent Jaap Kruithof: 165–177.
. 1989. “Over Het (Vermeende) Conflict Tussen Godsgeloof En De Wetenschappen”. Mores 42: 401–415.
. 1997.