https://albumacademicum.uva.nl/cgi/b/bib/bib-idx?c=ap;size=1;lang=nl;type=boolean;date61=1923;date62=1923;searchtype=phd;q1=id*;rgn1=id;cc=ap;view=reslist;sort=achternaam;fmt=long;page=reslist;start=4
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