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  • Deprecated function: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in rename_admin_paths_url_outbound_alter() (Zeile 64 von /var/www/cermat.org/sites/all/modules/rename_admin_paths/rename_admin_paths.module).
  • Deprecated function: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in rename_admin_paths_url_outbound_alter() (Zeile 82 von /var/www/cermat.org/sites/all/modules/rename_admin_paths/rename_admin_paths.module).
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1998
Kortenkamp, U. H., & Richter-Gebert J. (1998).  Geometry and education in the Internet age. (Ottmann, T., & Tomek I., Ed.).Ed-Media & Ed-Telecom 98. Proceedings of the Tenth World Conference on Educational Multimedia and Hypermedia & World Conference on Educational Telecommunications, Freiburg, Germany, June 20-25, 1998. PDF icon KortenkampRichter-Ge-GEI-1998a.pdf (417.82 KB)

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