a person in the record
Lodewijk Hendrik Siertsema
Doctoral advisor on Wikidata: Herman Haga; 1 doctoral student 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 Wikidata1
Wikidata's own statements of who supervised whom, kept apart from the record's theses and never counted with them.
Wikidata run graph-wikidata-20261008T220003Z