✦ LIBER ✦
Maps that preserve the unit distance in only finitely many directions
✍ Scribed by A. V. Kuz'minykh
- Publisher
- SP MAIK Nauka/Interperiodica
- Year
- 1986
- Tongue
- English
- Weight
- 462 KB
- Volume
- 27
- Category
- Article
- ISSN
- 0037-4466
No coin nor oath required. For personal study only.