with Peijnenburg, J. , 2014, Biased coins a model for higher-order probabilities, in M. C. Galavotti, E. Nemeth & F. Stadler (eds.), European philosophy of science, Dordrecht, Springer, pp. 241-248.
, 2012, 'Confirmation and justification. a commentary on Shogenji's measure', Synthese 184 (1), 49-61.
with Peijnenburg, J. , 2011, 'Grounds and limits: Reichenbach and foundationalist epistemology', Synthese 181 (1), 113-124.
, 2008, 'A relativistic Zeno effect', Synthese 160 (1), 5-12.
with Peijnenburg, J. , 2006, 'Probability all the way up', Synthese 153 (2), 187-197.
with Peijnenburg, J. , 1999a, 'Probability as a theory dependent concept', Synthese 118 (3), 307-328.