On Bernstein and Erdős–Lax's inequalities for quaternionic polynomials

Sorin G. Gal; Irene Sabadini

Comptes Rendus. Mathématique, Volume 353 (2015) no. 1 p. 5-9

On some notions of spectra for quaternionic operators and for n-tuples of operators

Fabrizio Colombo; Irene Sabadini

Comptes Rendus. Mathématique, Volume 350 (2012) no. 7 p. 399-402