1. Obstructions to diagonalization modulo Lorentz ideals;Bercovici;Pacific J. Math.,1999
2. H. Bercovici, D. Voiculescu, The Analogue of Kuroda's Theorem for n-Tuples, Operator Theory: Advances and Application, vol. 40, Birkhäuser, Boston, 1988, pp. 57–60.
3. Une minoration de la norme de l’opérateur de Cauchy sur les graphes lipschitziens;David;Trans. Amer. Math. Soc.,1987
4. s-Numbers of singular integrals for the invariance of absolutely continuous spectra in fractional dimensions;David;J. Funct. Anal.,1990
5. Positive length but zero analytic capacity;Garnett;Proc. Amer. Math. Soc.,1970