Csire, Marta, and Johanna Laakso. 2011. “Teaching the Heritage Language As a Foreign Language: On the Questions of Bilingualism and Minority Language Teaching in Austria”. Eesti Ja Soome-Ugri Keeleteaduse Ajakiri. Journal of Estonian and Finno-Ugric Linguistics 2 (1). Tartu, Estonia:93-107. https://doi.org/10.12697/jeful.2011.2.1.06.