COBZAȘ, S. (2015). Francesco Altomare, Mirella Cappelletti Montano, Vita Leonessa, Ioan Rasa; Markov operators, positive semigroups and approximation processes, De Gruyter Studies in Mathematics, vol. 61, Walter de Gruyter, Berlin, 2014, xi+ 313 pp. ISBN 978-3-11-037274-8/. Studia Universitatis Babeș-Bolyai Mathematica, 60(3), 487–488. Retrieved from https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/5813