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TITLE: The Ultrafilter Closure in ZF  Full Text
AUTHORS: Goncalo Gutierres ;
PUBLISHED: 2010, SOURCE: MATHEMATICAL LOGIC QUARTERLY, VOLUME: 56, ISSUE: 3
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2
TITLE: Sequential convergence via Galois correspondences  Full Text
AUTHORS: Gutierres, G ; Hofmann, D ;
PUBLISHED: 2009, SOURCE: ACTA MATHEMATICA HUNGARICA, VOLUME: 123, ISSUE: 1-2
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3
TITLE: On countable choice and sequential spaces  Full Text
AUTHORS: Goncalo Gutierres ;
PUBLISHED: 2008, SOURCE: MATHEMATICAL LOGIC QUARTERLY, VOLUME: 54, ISSUE: 2
INDEXED IN: Scopus WOS CrossRef: 2
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4
TITLE: Axioms for sequential convergence  Full Text
AUTHORS: Goncalo Gutierres ; Dirk Hofmann ;
PUBLISHED: 2007, SOURCE: APPLIED CATEGORICAL STRUCTURES, VOLUME: 15, ISSUE: 5-6
INDEXED IN: Scopus WOS CrossRef: 4
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5
TITLE: What is a first countable space?  Full Text
AUTHORS: Goncalo Gutierres ;
PUBLISHED: 2006, SOURCE: TOPOLOGY AND ITS APPLICATIONS, VOLUME: 153, ISSUE: 18
INDEXED IN: Scopus WOS CrossRef: 1
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6
TITLE: On first and second countable spaces and the axiom of choice  Full Text
AUTHORS: Gutierres, G ;
PUBLISHED: 2004, SOURCE: TOPOLOGY AND ITS APPLICATIONS, VOLUME: 143, ISSUE: 1-3
INDEXED IN: Scopus WOS CrossRef: 1
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7
TITLE: Sequential topological conditions in R in the absence of the axiom of choice  Full Text
AUTHORS: Gutierres, G ;
PUBLISHED: 2003, SOURCE: MATHEMATICAL LOGIC QUARTERLY, VOLUME: 49, ISSUE: 3
INDEXED IN: Scopus WOS CrossRef: 4
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