https://www.mappingthelives.org/bio/d734bebe-fb98-4f08-9ba2-0360c72cb115
https://spurenimvest.de/2023/08/24/kauders-eduard/
Terezín Memorial (pamatnik-terezin.cz)
Jewish traces in Detmold (arcgis.com)
129134_10_9_die_familien_kauders_chronik_jued_lebens_in_kg_beck_3-23.pdf.pdf (badkissingen.de)
https://www.hfjs.eu/provenienzforschung/offene-faelle-personen.html