Publications
“Over De Kloof Tussen Feit En Norm, Bekeken Vanuit De Hedendaagse Wetenschapsfilosofie” . Dwarsdenken. Omtrent Jaap Kruithof: 165–177.
. 1989. “Towards A Dialogic Interpretation Of Dynamic Proofs” . Dialogues, Logics and Other Strange Things. Essays in Honour of Shahid Rahman: 27–51.
. 2009. 

“Towards The Unification Of Inconsistency Handling Mechanisms”. Logic and Logical Philosophy 8: 5–31.
. 2000. 
“A Completeness-Proof Method For Extensions Of The Implicational Fragment Of The Propositional Calculus”. Notre Dame Journal of Formal Logic 21: 509–517.
. 1980. “Looting Liars Masking Models” . Graham Priest on Dialetheism and Paraconsistency: 139--164.
. 2019. 
“A Diagrammatic Proof Search Procedure As Part Of A Formal Approach To Problem Solving” . Model Based Reasoning in Science and Engineering. Cognitive Science, Epistemology, Logic: 265–284.
. 2006. 

“Adaptieve Logica's. Een Precieze Benadering Van Vertrouwde Maar Door Logici Verwaarloosde Redeneervormen”. Algemeen Nederlands Tijdschrift voor Wijsbegeerte 95: 174–189.
. 2003. 

“Wetenschap En Vrijzinnige Waarden”. De specificiteit van Vrijzinnig Humanistische Waarden: 1–14.
. 1986. “Natural Heuristics For Proof Construction. Part I: Classical Propositional Logic”. Logique et Analyse 32: 337–363.
. 1989. 
“On The Logic And Pragmatics Of The Process Of Explanation” . Explanatory Connections. Electronic Essays Dedicated to Matti Sintonen. http://www.valt.helsinki.fi/kfil/matti/.
. 2001. 

“Kennissystemen Selectief Wieden” . Laat ons niet ernstig blijven. Huldeboek voor Jean Paul Van Bendegem: 227–244.
. 2018. 

“Tutorial On Inconsistency-Adaptive Logics” . New Directions in Paraconsistent Logic.
. 2015. 

“A Procedural Criterion For Final Derivability In Inconsistency-Adaptive Logics”. Journal of Applied Logic 3: 221–250.
. 2005. 
“Some Contributions To The Logic Of Action”. Communication and Cognition 9: 347–376.
. 1976. “Grondslagen Van Het Vrijzinnig Humanisme. Een Kennistheoretisch Pleidooi” . Grondslagen Vrijzinnig Humanisme: 75–104.
. 1997. 
“Contextual Problem Solving And Adaptive Logics In Creative Processes”. Philosophica 64: 7–31.
. 1999. 
“In-World Realism Vs. Reflective Realism.” . Realism in the Sciences: 35–53.
. 1996. 
“A Universally Abnormality-Adaptive Logic”. Logical Investigations 8: 256–265.
. 2001. 

“It Might Have Been Classical Logic”. Logique et Analyse 55: 241–279.
. 2012. 
“Some Proposals For The Solution Of The Carnap-Popper Discussion On `inductive Logic'”. Studia Philosophica Gandensia 6: 5–25.
. 1968. “A Formal Approach To Problem Solving” . Computer Modeling of Scientific Reasoning: 15–26.
. 2003. 
“On Classical Adaptive Logics Of Induction”. Logique et Analyse 44: 255–290.
. 2001. 
“The Structure Of Our Knowledge System” . Communication and Cognition. Applied Epistemology: 101.
. 1987. “Some Remarks On The Relations Between Science And Values”. Philosophica 17: 13–46.
. 1976.