@unpublished{TUW-119229, author = {Lechthaler, Mirjanka}, title = {Konzept eines ''ma{\ss}stabslosen'' Kartenraumes}, year = {2001}, note = {talk: XI. Internationale Geod{\"a}tische Woche, Obergurgl; 2001-02-18 -- 2001-02-24} }