Wilczyński, Władysław, and Elżbieta Wagner-Bojakowska. “Density Topologies on the Plane Between Ordinary and Strong. III”. Bulletin de la Société Des Sciences et Des Lettres de Łódź, vol. 67, no. 2, Apr. 2017, p. 11{20, https://doi.org/10.26485/0459-6854/2017/67.2/1.