Böhnlein, MichaelMichaelBöhnleinUlbrich-vom Ende, AchimAchimUlbrich-vom Ende0000-0002-6509-08152019-09-192015-07-131999https://fis.uni-bamberg.de/handle/uniba/37445engDeriving initial data warehouse structures from the conceptual data models of the unterlying operational information systemsconferenceobject