Über das Kartenfärbungsproblem /
Gorde:
| OCLC: | 9574331 |
|---|---|
| Egile nagusia: | |
| Erakunde egilea: | |
| Hizkuntza: | German |
| Argitaratua: |
Zürich :
Leeman,
1924.
|
| Gaiak: | |
| Formatua: | Thesis Monograph Note that CRL will digitize material from the collection when copyright allows. |