a person in the record
Oskar Klein
Swedish physicist1894 to 1977
Wikidata names Svante August Arrhenius as doctoral advisor, lists 2 doctoral students, and names Niels Bohr and Svante August Arrhenius as teachers. Linked to Wikidata, Mathematics Genealogy Project, and 5 other registers.

How to read the markscited by a repository's recordstated by Wikidata or indexed by OpenAlexclaimed on an ORCID list, or inferred
Advisors on Wikidata1
From Wikidata, shown separately from the thesis records.
- stated by Wikidata
Students on Wikidata2
From Wikidata, shown separately from the thesis records.
- stated by Wikidataborn 1900
- stated by Wikidataborn 1928
Teachers and mentors2
Wikidata's "student of" and "student" statements: a line of training beside the lineage, never a thesis supervision and never counted with one.
- a teacher or mentor, stated by Wikidata: not a thesis supervision
- a teacher or mentor, stated by Wikidata: not a thesis supervision
The line above and below2 steps
The advisors of their advisors, four steps up at most, in the thesis records and on Wikidata, each kind marked; a person in both is listed once.
- 1 step up
stated by WikidataSvante August Arrhenius
- 2 steps up
stated by WikidataPer Teodor Cleve
Below them, within 3 steps, the record reaches 46 people: 46 stated by Wikidata.
Theses
- stated by Wikidatadoctoral thesis, stated by Wikidata
Education and career6
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- 1923 to 1926worked
- 1926 to 1931worked
- 1930 to 1962worked
- 1964 to 1964worked
- undatedstudied
- undatedstudied