M. Kubiatko, M. Usak, et A. R. Masalimova, « Czech Lower Secondary School Pupils? Knowledge about Developing Countries », rcis, vol. 55, p. 215–230, déc. 2016, Consulté le: nov. 06, 2026. Disponible sur: https://www.rcis.ro/journal/article/view/2316-czech-lower-secondary-school-pupils-knowledge-about