^Parkinson, Stephen (2015). The Year's Work in Modern Language Studies 75. Brill. p. 370. ISSN2222-4297.
^Ştefan Colceriu, Emanuela Timotin (2012). De ce am devenit lingvist? Omagiu Academicianului Marius Sala [Why I became a linguist? Homage to Academician Marius Sala]. Editura Univers Enciclopedic Gold. ISBN978-606-8358-57-4.