2026-04-16T12:26:10Z http://digital-old.bl.fcen.uba.ar/gsdl-282/cgi-bin/oaiserver.cgi Biblioteca Digital - Facultad de Ciencias Exactas y Naturales - Universidad de Buenos Aires http://digital-old.bl.fcen.uba.ar/gsdl-282/cgi-bin/oaiserver.cgi 2.0 digital@bl.fcen.uba.ar 1970-01-01 no YYYY-MM-DD Free access to the full text of doctoral theses at the Faculty of Exact and Natural Sciences at the University of Buenos Aires.