| Shelfclass_id | 3.D.1 |
| Sortkey | FRITSCH, RUDOLF |
| Authors | Rudolf Fritsch, Gerda Fritsch |
| Title | The Four Color Theorem: History, Topological Foundations, and Idea of Proof |
| Publisher | Springer-Verlag |
| Year | c1998 |
| Languages | eng |
| Isbn | 0387984976 |
| Description | (acid-free paper) xvi, 260 p. ill. 25 cm |
| Record date | 20060629 |
| Location | New York |
| Keywords | Four-color problem |
| Notes | Vierfarbensatz |