van der Waerden, B. L. Topological algebra. (English) Zbl 0316.22001 Nieuw Arch. Wiskd., III. Ser. 23, 212-227 (1975). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 22-03 History of topological groups PDFBibTeX XMLCite \textit{B. L. van der Waerden}, Nieuw Arch. Wiskd., III. Ser. 23, 212--227 (1975; Zbl 0316.22001)