Jakoubek, Marek. “On Ethnic Indifference in Northwest Bulgaria in the First Half of the Twentieth Century or A Discourse on Why so Many Vojvodovo Protestants Intermarried With Catholics from Bărdarski Geran”. Zeitschrift für Balkanologie 54, no. 1 (December 20, 2018). Accessed October 16, 2026. https://www.zeitschrift-fuer-balkanologie.de/index.php/zfb/article/view/518.