a person in the record
Jan Leendert van Ingen
Doctoral advisors on Wikidata: Henk van der Maas and Jacob Abraham Steketee; 2 doctoral students on Wikidata.
Advisors on Wikidata
Wikidata's own statements of who supervised whom, kept apart from the record's theses and never counted with them.
Students on Wikidata2
Wikidata's own statements of who supervised whom, kept apart from the record's theses and never counted with them.
Wikidata run graph-wikidata-20261014T220004Z