M. Kubiatko, M. Usak, și A. R. Masalimova, „Czech Lower Secondary School Pupils? Knowledge about Developing Countries”, rcis, vol. 55, pp. 215–230, dec. 2016, Data accesării: nov. 06, 2026. Disponibil la: https://www.rcis.ro/journal/article/view/2316-czech-lower-secondary-school-pupils-knowledge-about