Kreinovich, Vladik Paul Erdős, 1913-1996. (English) Zbl 0865.01021 Reliab. Comput. 2, No. 4, 383-386 (1996). MSC: 01A70 01A60 PDFBibTeX XMLCite \textit{V. Kreinovich}, Reliab. Comput. 2, No. 4, 383--386 (1996; Zbl 0865.01021) Full Text: DOI
Hechler, S. H. Independence results concerning the number of nowhere dense sets necessary to cover the real line. (English) Zbl 0269.02033 Acta Math. Acad. Sci. Hung. 24, 27-32 (1973). MSC: 03E15 03E35 PDFBibTeX XMLCite \textit{S. H. Hechler}, Acta Math. Acad. Sci. Hung. 24, 27--32 (1973; Zbl 0269.02033) Full Text: DOI
Hechler, Stephen H. Directed graphs over topological spaces: some set theoretical aspects. (English) Zbl 0246.04003 Isr. J. Math. 11, 231-248 (1972). MSC: 03E05 05C10 05C20 PDFBibTeX XMLCite \textit{S. H. Hechler}, Isr. J. Math. 11, 231--248 (1972; Zbl 0246.04003) Full Text: DOI