Ritter, MartinMartinRitterHemmleb, MatthiasMatthiasHemmlebSinram, OlafOlafSinramAlbertz, JörgJörgAlbertzHohenberg, HeinrichHeinrichHohenberg2020-03-022020-03-022004XXth ISPRS Congress (35): 696-701 (2004)http://hdl.handle.net/11420/5090enA Versatile 3d Calibration Object for Various Micro-range measurement MethodsConference Paperhttp://www.isprs.org/proceedings/XXXV/congress/comm5/papers/641.pdfAltan, OrhanOrhanAltanOther