Knežević, A. 2023. On the Possibilities and Constraints of Studying the Ethnic Makeup of the Population Using Census Data from the Principality and Kingdom of Serbia: the Case of Eastern Serbia. Etnoantropološki problemi / Issues in Ethnology and Anthropology . 18, 2 (Jul. 2023), 495–514. DOI:https://doi.org/10.21301/eap.v18i2.7.