1. A Boolean extension of a frame and a representation of discontinuity. Issue 8 (15th December 2017) Authors: Picado, Jorge; Pultr, Aleš Journal: Quaestiones mathematicae Issue: Volume 40:Issue 8(2017) Page Start: 1111 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗