http://www.saber.ula.ve/handle/123456789/30662 2009 Wed, 06 May 2026 15:00:40 GMT 2026-05-06T15:00:40Z http://www.saber.ula.ve/handle/123456789/30663 Minimal R1, minimal regular and minimal presober topologies Colasante Martínez, María Luisa; Van der Zypen, D. By means of filters, minimal R1 and minimal regular topologies are characterized on suitable intervals consisting of non-trivial R0 topologies. Thu, 18 Mar 2010 19:08:20 GMT http://www.saber.ula.ve/handle/123456789/30663 2010-03-18T19:08:20Z