1. F. Bellotti, R. Berta, A. De Gloria, M. Margarone (2003) MADE: developing edutainment applications on mobile computers. Comput. Graph. 27(4):617–634 (see: http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6TYG-49036X1-3&_user=2620285&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct=C000058180&_version=1&_urlVersion=0&_userid=2620285&md5=0824314e074a36ef2fe9450b9bcb8796)
2. China: The Forbidden City (1998, Canal+Multimédia, Cryo Interactive Entertainment, Réunion des Musées Nationaux): http://www.mobygames.com/game/china-the-forbidden-city
3. A. Damala, H. Kockelkorn (2006) A taxonomy for the evaluation of mobile museum guides: http://delivery.acm.org/10.1145/1160000/1152283/p273-damala.pdf?key1=1152283&key2=2405940021&coll=GUIDE&dl=GUIDE&CFID=12483301&CFTOKEN=79267296
4. Egypt 1156 B.C.: Tomb of the Pharaoh (1997, Canal+Multimédia, Cryo Interactive Entertainment, Réunion des Musées Nationaux): http://www.mobygames.com/game/egypt-1156-bc-tomb-of-the-pharaoh
5. Egypt II: The Heliopolis Prophecy (2000, Cryo Interactive Entertainment, DreamCatcher Interactive Inc.): http://www.mobygames.com/game/egypt-ii-the-heliopolis-prophecy