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Interpreted as:
title:(Dansk AND telefonhistorie)
Dansk telefonhistorie : : - en kort tematiseret oversigt
Technical University of Denmark, Center for Tele-Information. — 2005, pp. 26 p.
Year: 2005
Language: Danish
Dansk telefonhistorie: en tematiseret oversigt
Erhvervshistorisk Årbog — 2007, Volume 56, pp. 57-84
Year: 2007
Language: Danish