Media type: Book Title: Normed rings Work titles: Normirovannye kol'ca <engl.> Contributor: Najmark, Mark A. [Author]; Naimark, Mark Aronovich [Other] imprint: Groningen: P. Noordhoff, 1959 Extent: XVI, 560 S. Language: English RVK notation: SK 230 : Ringe, Körper, Algebren, Modulen und Verallgemeinerungen, Origination: Footnote: