| |
| 2004 | ||
|---|---|---|
| 2 | EE | Björn Brodén, Mikael Hammar, Bengt J. Nilsson: Online and Offline Algorithms for the Time-Dependent TSP with Time Zones. Algorithmica 39(4): 299-319 (2004) |
| 2001 | ||
| 1 | EE | Björn Brodén, Mikael Hammar, Bengt J. Nilsson: Guarding lines and 2-link polygons is apx-hard. CCCG 2001: 45-48 |
| 1 | Mikael Hammar | [1] [2] |
| 2 | Bengt J. Nilsson | [1] [2] |