Efremovich, V. A. Die Geometrie der Nachbarschaft. I. (Russian) Zbl 0046.16302 Mat. Sb., N. Ser. 31(73), 189-200 (1952). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 2 ReviewsCited in 36 Documents Keywords:topology PDFBibTeX XMLCite \textit{V. A. Efremovich}, Mat. Sb., Nov. Ser. 31(73), 189--200 (1952; Zbl 0046.16302)