Dirac, G. A.; Schuster, S. A theorem of Kuratowski. (English) Zbl 0055.17002 Nederl. Akad. Wet., Proc., Ser. A 57, 343-348 (1954). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 28 Documents Keywords:topology PDFBibTeX XMLCite \textit{G. A. Dirac} and \textit{S. Schuster}, Nederl. Akad. Wet., Proc., Ser. A 57, 343--348 (1954; Zbl 0055.17002)