with Centrone, S. , 2017a, Husserl and Boole, in S. Centrone (ed.), Essays on Husserl's logic and philosophy of mathematics, Dordrecht, Springer, pp. 111-124.
with Centrone, S. , 2017b, Husserl and Schröder, in S. Centrone (ed.), Essays on Husserl's logic and philosophy of mathematics, Dordrecht, Springer, pp. 125-145.