a person in the record
Lihong Ma
Ph.D. Fernuniversität Hagen 2000
Wikidata names Rolf Klein as doctoral advisor. Linked to Wikidata and Mathematics Genealogy Project.
How to read the marksstated by Wikidata or indexed by OpenAlex
Advisors on Wikidata1
From Wikidata, shown separately from the thesis records.
- stated by Wikidata
The line above and below4 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 WikidataRolf Klein
- 2 steps up
stated by WikidataWulf-Dieter Geyer
- 3 steps up
stated by WikidataHelmut Wielandtstated by WikidataPeter Roquette
- 4 steps up
stated by WikidataErhard Schmidtstated by WikidataHelmut Hassestated by WikidataIssai Schur
Education and career1
From Wikidata, shown separately from the thesis records. Each place opens its Wikidata item.
- undatedstudied