Adam Olech
(2018). On Ajdukiewicz's project of the semantic theory of knowledge. In A. Garrido, & U. Wybraniec-Skardowska (Eds.). The Lvov-Warsaw school (pp. 65-90). Dordrecht: Springer.
(1995). Some remarks on Ajdukiewicz's and Husserl's approaches to meaning. In V. Sinisi, & J. Woleński (Eds.). The Heritage of Kasimierz Ajdukiewicz (pp. 221-225). Amsterdam: Rodopi.