F. A. Molnár and B. Hollósy, 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: Jun. 22, 2025. [Online]. Available: https://ebook.ek.szte.hu/index.php/btk-magyarnyelviirodalmi-intezet/catalog/book/173