✦ LIBER ✦
Bidirectional retracting-free double tracings and upper embeddability of graphs
✍ Scribed by Carsten Thomassen
- Publisher
- Elsevier Science
- Year
- 1990
- Tongue
- English
- Weight
- 585 KB
- Volume
- 50
- Category
- Article
- ISSN
- 0095-8956
No coin nor oath required. For personal study only.