[1]
Groen, B.M. 1987. The Vocalic System in Baudouin de Courtenay’s Opyt fonetiki rez’janskix govorov. Slovene Studies: Journal of the Society of Slovene Studies. 9, 1 (Jul. 1987), 105–109. DOI:https://doi.org/10.7152/ssj.v9i1.3689.