publication venue for A note on commutation relations and finite dimensional approximations. 40:947-960. 2022 Orthogonal polynomials and perturbations on measures supported on the real line and on the unit circle. A matrix perspective. 34:287-326. 2016 On Sobolev orthogonal polynomials. 33:308-352. 2015 Amenable traces and Folner C*-algebras. 32:161-177. 2014 Amenable traces and Følner C∗-algebras. 32:161-177. 2014