* [http://www.aurorapen.it/ Company web site], no valuable historical info, only marketing on actual models.
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* [http://www.impreseneltempo-torino.it/index.php/imprese-nel-tempo/biografie-impresa/aurora/aurora-saprem] A Turin CCIA (chamber of commerce) publication, interesting.
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* [http://www.aurorapen.it] Company web site, no valuable historical info, only marketing on actual models.