https://www.joodsmonument.nl/nl/page/221984/lucas-kuschneijder
https://www.wiewaswie.nl/en/detail/89345760
http://www.norberthendrikse.nl/isaacsnoek.htm
Lucas Kuschneyder (1884 - 1945) - Genealogy (geni.com)
https://archief.amsterdam/indexen/deeds/98533411-ab09-56a3-e053-b784100ade19?person=98533411-ab0a-56a3-e053-b784100ade19
https://www.maxvandam.info/humo-gen/family/1/F31158?main_person=I83076