cx a22 3 45 069926980 http://www.idref.fr/069926980 20030305 20210909175344.000 914712101 674822116 Tp5 0000000078378151 ISNI VIAF 20200401 http://catalogue.bnf.fr/ark:/12148/cb135986733 BNF VIAF 20210826 http://viaf.org/viaf/85477549 VIAF VIAF 20200401 Q2474788 WIKIDATA WIKIDATA 20210909 hashagen.ulf ZBMATH WIKIDATA 20210909 20030305afrey50 ba0 eng XX 0 1 0 ba AFNOR ba0yba0y 0 Hashagen Ulf ba0yba0y Chief curator of calculating machines, computers and mathematics at the Heinz Nixdorf museums forum in Paderborn (Allemagne) (en 2000) FR Abes 20210909 AFNOR The first computers, history and architectures / edited by Raúl Rojas and Ulf Hashagen, cop. 2000 Hashagen, Ulf