References

ON THE BEHAVIOUR OF THE ATIYAH CONJECTURE UNDER TAKING SUBGROUPS AND UNDER TAKING QUOTIENTS WITH FINITE KERNEL


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[2] Warren Dicks and Thomas Schick, The spectral measure of certain elements of the complex group ring of a wreath product, Geom. Dedicata 93 (2002), 121-137.

[3] Józef Dodziuk, De Rham-Hodge theory for cohomology of infinite coverings, Topology 16(2) (1977), 157-165.

[4] Józef Dodziuk, Peter Linnell, Varghese Mathai, Thomas Schick and Stuart Yates, Approximating invariants and the Atiyah conjecture, Dedicated to the memory of Jürgen K. Moser, Comm. Pure Appl. Math. 56(7) (2003), 839-873.

[5] Gábor Elek, The strong approximation conjecture holds for amenable groups, J. Funct. Anal. 239(1) (2006), 345-355.

[6] Daniel R. Farkas and Peter A. Linnell, Congruence subgroups and the Atiyah Conjecture, Groups, rings and algebras, 89-102, Contemp. Math., 420, Amer. Math. Soc., Providence, RI, 2006.

[7] Rostislav I. Grigorchuk, Peter Linnell, Thomas Schick and Andrzej Zuk, On a question of Atiyah, C. R. Acad. Sci. Paris Sér. I Math. 331(9) (2000), 663-668.

[8] Peter A. Linnell, Division rings and group von Neumann algebras, Forum Math. 5(6) (1993), 561-576.

[9] Peter Linnell and Thomas Schick, Finite group extensions and the Atiyah conjecture, J. Amer. Math. Soc. 20(4) (2007), 1003-1051.

[10] Wolfgang Lück, invariants: theory and applications to geometry and K-theory, Ergebnisse der Mathematik und ihrer Grenzgebiete, 3, Folge, A Series of Modern Surveys in Mathematics [Results in Mathematics and Related Areas, 3rd Series, A Series of Modern Surveys in Mathematics], 44, Springer-Verlag, Berlin, 2002.

[11] Thomas Schick, determinant class and approximation of Betti numbers, Trans. Amer. Math. Soc. 353(8) (2001), 3247-3265.

[12] Thomas Schick, Erratum: Integrality of Betti numbers, Math. Ann. 322(2) (2002), 421-422.