000K utf8 1100 2010$c2010-10-05 1500 ger 3000 Götz, Olaf 3010 Tschiesche, Tino 4000 Workshop "lecture recording - lecture on demand" 2010 [Götz, Olaf] 4200 Technologie und Didaktik 4961 https://www.db-thueringen.de/receive/dbt_mods_00016655 5051 004