a person in the record
Jaap P.L. Brand
Doctoral advisors on Wikidata: Edzard S. Gelsema and Stef van Buuren.
Advisors on Wikidata
Wikidata's own statements of who supervised whom, kept apart from the record's theses and never counted with them.
Wikidata run graph-wikidata-20261008T172418Z