Leontakianakos, G., Vrachas, C., Baziotis, G., Soultati, G. and Fermeli, G. 2013. Theoretical approach of teaching lithosphere in junior high school: A critical review of the content and objectives defined by the curriculum of the Ministry of Education. Bulletin of the Geological Society of Greece. 47, 2 (Jan. 2013), 1024–1030. DOI:https://doi.org/10.12681/bgsg.11141.