https://collections.arolsen-archives.org/de/document/5593983 https://www.ushmm.org/online/hsv/person_view.php?PersonId=4599261 https://www.memoiredeshommes.sga.defense.gouv.fr/fr/arkotheque/client/mdh/base_resistants/detail_fiche.php?ref=2614534&debut=0