Schaller, Helmut W. 2021. „Lencek, Rado L. - Miloš Okuka: A Bibliography of Recent Literature on Macedonian, Serbo-Croatian, and Slovene Languages“. Südost-Forschungen 1 (1):360-62. https://www.suedost-forschungen.de/portal/index.php/sof/article/view/8194.