Notas de Matemática - N° 140 1994 http://www.saber.ula.ve/handle/123456789/4609 2026-04-30T12:14:57Z 2026-04-30T12:14:57Z Notas de Matemática http://www.saber.ula.ve/handle/123456789/22475 2018-03-14T07:15:56Z 2006-03-07T09:00:00Z Notas de Matemática 2006-03-07T09:00:00Z Introduction to classical descriptive set theory. Diestel, Joseph. http://www.saber.ula.ve/handle/123456789/22476 2018-03-14T07:15:57Z 2005-08-12T09:00:00Z Introduction to classical descriptive set theory. Diestel, Joseph. 2005-08-12T09:00:00Z