Siwiec, Frank Generalizations of the first axiom of countability. (English) Zbl 0294.54021 Rocky Mt. J. Math. 5, 1-60 (1975). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 29 Documents MSC: 54D99 Fairly general properties of topological spaces 54D55 Sequential spaces 54D50 \(k\)-spaces PDF BibTeX XML Cite \textit{F. Siwiec}, Rocky Mt. J. Math. 5, 1--60 (1975; Zbl 0294.54021) Full Text: DOI OpenURL