Norvik, Miina, Uldis Balodis, Valts Ernštreits, Gunta Kļava, Helle Metslang, Karl Pajusalu, and Eva Saar. 2021. “The South Estonian Language Islands in the Context of the Central Baltic Area”. Eesti Ja Soome-Ugri Keeleteaduse Ajakiri. Journal of Estonian and Finno-Ugric Linguistics 12 (2). Tartu, Estonia, 33-72. https://doi.org/10.12697/jeful.2021.12.2.02.