Karbowniczek, J., U. Ordon, and M. Łapot. “New Challenges Faced by the Polish Institutions of Preschool and Early-School Education (ECEC) in the Context of the War in Ukraine”. Multidisciplinary Journal of School Education, Vol. 11, no. 2 (22), Dec. 2022, pp. 289-0, doi:10.35765/mjse.2022.1122.14.