1. M. Resnick, Edutainment? No Thanks. I Prefer Playful Learning. Associazione Civita Report on Edutainment, 14, 2004.
2. What's in a game?;Carr,2016
3. School education in the age of the ubiquitous networked computer;Russell;Technol. Soc.,2000
4. The realization of ICA commission projects on planetary cartography;Shingareva;Cartographica,2005
5. Multilingual Narrative Planetary Maps for Children. Cartography – Maps Connecting the World. 27th ICC 2015;Hargitai,2015