Molnár FA, Hollósy B, eds. On the History of Word-Final Vowels in Permian Languages. Vol. Vol. 5. SZTE BTK Institute of Hungarian Language and Literature University of Szeged; 1974. Accessed June 22, 2025. https://ebook.ek.szte.hu/index.php/btk-magyarnyelviirodalmi-intezet/catalog/book/173