Bourbaki, N. Éléments de mathématique. XVIII. 1. part. Les structures fondamentales de l’analyse. Livre V. Espaces vectoriels topologiques. Chap. III. Espaces d’applications linéaires continues. Chap. IV. La dualité dans les espaces vectoriels topologiques. Chap. V. Espaces Hilbertiens (Théorie élémentaire). Dictionnaire. (French) Zbl 0066.35301 Actualités scientifiques et industrielles. 1229. Paris: Hermann & Cie. 190 p. (1955). Reviewer: G. Marinescu MSC: 46Axx 46-02 46Exx 46C05 46M05 PDFBibTeX XML
Naĭmark, M. A.; Fomin, S. V. Continuous direct sums of Hilbert spaces and some of their applications. (Russian) Zbl 0066.09501 Usp. Mat. Nauk 10, No. 2(64), 111-142 (1955). MSC: 46-XX PDFBibTeX XMLCite \textit{M. A. Naĭmark} and \textit{S. V. Fomin}, Usp. Mat. Nauk 10, No. 2(64), 111--142 (1955; Zbl 0066.09501)
Koecher, Max Zur Theorie der Modulformen \(n\)-ten Grades. II. (German) Zbl 0064.32801 Math. Z. 61, 455-466 (1955). Reviewer: H. Maaß MSC: 11F46 PDFBibTeX XMLCite \textit{M. Koecher}, Math. Z. 61, 455--466 (1955; Zbl 0064.32801) Full Text: DOI EuDML
Vakher, F. S. On the basis in the space of continuous functions defined on a compact metric space. (Über die Basis im Raume der auf einem Kompaktum definierten stetigen Funktionen.) (Russian) Zbl 0064.10901 Dokl. Akad. Nauk SSSR 101, 589-592 (1955). MSC: 46B15 46B10 PDFBibTeX XMLCite \textit{F. S. Vakher}, Dokl. Akad. Nauk SSSR 101, 589--592 (1955; Zbl 0064.10901)