Zeller, ChristinaChristinaZellerSchmid, UteUteSchmid0000-0002-1301-0326Reitter, DavidRitter, Frank E.2019-09-192017-05-082017https://fis.uni-bamberg.de/handle/uniba/41883enganalogy, intelligent tutor systems, written subtractionAutomatic Generation of Analogous Problems for Written Subtractionconferenceobjecthttp://acs.ist.psu.edu/iccm2016/schedule/proceedings/urn:nbn:de:bvb:473-opus4-491698