Publications
“A Formal Approach To Vague Expressions With Indexicals”. Logic and Engineering of Natural Language Semantics 9 (LENLS 9-2012): 37-51.
. 2012. 

“Do We Need Paraconsistency In Commonsense Reasoning?” . Computer Modeling of Scientific Reasoning: 135–146.
. 2003. 

“Inconsistencies And The Dynamics Of Science”. Logic and Logical Philosophy 11/12: 129–148.
. 2003. 
“Adaptive Logics For Abduction And The Explication Of Explanation-Seeking Processes” . Abduction and the Process of Scientific Discovery: 97–119.
. 2007. 
“Nieuwe Perspectieven Voor Het Begrijpen En Bevorderen Van Creativiteit”. Mores 40: 164–178.
. 1995. 
“Ontdekking En Creativiteit In Wetenschap En Muziek” . Nieuwe tendenzen in de geschiedenis en de filosofie van de wetenschappen: 41–52.
. 1993. “A Formal Logic For Abductive Reasoning”. Logic Journal of the IGPL 14: 221–236.
. 2006. 

“Clausius' Discovery Of The First Two Laws Of Thermodynamics. A Paradigm Of Reasoning From Inconsistencies”. Philosophica 63: 89–117.
. 1999. 
“Goal-Directed Tableaux” . The Many Sides of Logic 21: 241–256.
. 2009. 
“Direct Dynamic Proofs For Classical Compatibility”. Logique et Analyse 47: 305–317.
. 2004. 
“An Adaptive Logic For Pragmatic Truth” . Paraconsistency. The Logical Way to the Inconsistent: 167–185.
. 2002. 
“An Adaptive Logic Based On Jaśkowski's Approach To Paraconsistency”. Journal of Philosophical Logic 35: 539–567.
. 2006. 

“Discussive Adaptive Logics: Handling Internal And External Inconsistencies” . Essays in Logic and Ontology 91: 211-223.
. 2006. 
“Empirical Progress And Ampliative Adaptive Logics” . Confirmation, Empirical Progress, and Truth Approximation. Essays in Debate with Theo Kuipers. Vol. 1 83: 193–217.
. 2005. 
“On The Acceptance Of Problem Solutions Derived From Inconsistent Constraints”. Logic and Logical Philosophy 8: 33–46.
. 2000. 
“Avoiding Deontic Explosion By Contextually Restricting Aggregation”. In Proceedings of the 10th International Conference on Deontic Logic in Computer Science (DEON 2010), Proceedings of the 10th International Conference on Deontic Logic in Computer Science (DEON 2010), . Dordrecht: Springer.
. 2010. 

“Abduction Through Semantic Tableaux Versus Abduction Through Goal-Directed Proofs”. Theoria 22/3: 295–304.
. 2007. 

“Elk Wetenschapper Zijn Onderzoeksprogramma?” . Iedereen die niet denkt zoals ik, volge mij. Acta 16de Nederlands-Vlaamse Filosofiedag: 61–67.
. 1994. 
“Steering Problem Solving Between Cliff Incoherence And Cliff Solitude”. Philosophica 58: 153–187.
. 1996. 
“Model-Based Reasoning In Creative Processes” . Model-Based Reasoning in Scientific Discovery: 199–217.
. 1999. “The Early Positivists' Approach To Scientific Discovery”. Philosophica 64: 81–108.
. 1999. 
“De Rationaliteit Van Persoonlijke Inperkingen” . Aktueel Filosoferen: 33–38.
. 1993. 
“Adaptive Logics For Question Evocation”. Logique et Analyse 44: 135–164.
. 2001. 
“Adaptive Logics And The Integration Of Induction And Deduction” . Induction and Deduction in the Sciences: 93–120.
. 2004. 