Howard, Paul; Tachtsis, Eleftherios On vector spaces over specific fields without choice. (English) Zbl 1278.03082 Math. Log. Q. 59, No. 3, 128-146 (2013). Reviewer: Samuel Gomes da Silva (Salvador) MSC: 03E25 03E35 15A03 PDF BibTeX XML Cite \textit{P. Howard} and \textit{E. Tachtsis}, Math. Log. Q. 59, No. 3, 128--146 (2013; Zbl 1278.03082) Full Text: DOI OpenURL
Howard, Paul Bases, spanning sets, and the axiom of choice. (English) Zbl 1121.03064 Math. Log. Q. 53, No. 3, 247-254 (2007). Reviewer: Egbert Harzheim (Köln) MSC: 03E25 15A03 PDF BibTeX XML Cite \textit{P. Howard}, Math. Log. Q. 53, No. 3, 247--254 (2007; Zbl 1121.03064) Full Text: DOI OpenURL