, 2017, Cracow circle: theology in the Lvov-Warsaw school, in A. Broek, F. Stadler & J. Woleński (eds.), The significance of the Lvov-Warsaw school in the European culture, Dordrecht, Springer, pp. 173-188.
, 2016a, 'Kazimierz Ajdukiewicz's philosophy of mathematics', Studies in East European Thought 68 (1), 21-38.