Krejn, S. G.; Petunin, Yu. I. The concept of a minimal scale of spaces. (English. Russian original) Zbl 0139.30103 Sov. Math., Dokl. 5, 25-27 (1964); translation from Dokl. Akad. Nauk SSSR 154, 30-33 (1964). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Keywords:functional analysis PDF BibTeX XML Cite \textit{S. G. Krejn} and \textit{Yu. I. Petunin}, Sov. Math., Dokl. 5, 25--27 (1964; Zbl 0139.30103); translation from Dokl. Akad. Nauk SSSR 154, 30--33 (1964)