00637nam0-22002411i-450-990002641810403321000264181FED01000264181(Aleph)000264181FED0100026418120000920d1963----km-y0itay50------baENGOperations research verfahrenby Henn R.MeisenheimHain1963Henn,Rudolf108039ITUNINARICAUNIMARCBK99000264181040332126-9-6--RAs.i.ECAECAOperations research verfahren432123UNINAING01