a person in the record
Sergey Reformatsky
Doctoral advisors on Wikidata: Alexander Mikhaylovich Zaytsev, Viktor Meyer, and Wilhelm Ostwald.
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