Nishen, A. K.; Schieck, D.; Heuer-Kinscher, M.; Kessels, U. Encountering Ethnic-Cultural Heterogeneity in the Classroom: An Interview Study of Pre-Service teachers’ Concerns. SJER 2024, 46 (3), 153-166. https://doi.org/10.24452/sjer.46.3.2.