Connes, A. An analogue of the Thom isomorphism for crossed products of a C* algebra by an action of R. (English) Zbl 0461.46043 Adv. Math. 39, 31-55 (1981). MSC: 46L05 55N15 58J20 46M20 46L55 18F25 PDFBibTeX XMLCite \textit{A. Connes}, Adv. Math. 39, 31--55 (1981; Zbl 0461.46043) Full Text: DOI
Connes, Alain C* algèbres et géométrie différentielle. (French) Zbl 0433.46057 C. R. Acad. Sci., Paris, Sér. A 290, 599-604 (1980). MSC: 46L55 55R50 55N15 53C05 58J20 PDFBibTeX XMLCite \textit{A. Connes}, C. R. Acad. Sci., Paris, Sér. A 290, 599--604 (1980; Zbl 0433.46057)