1. Lect Notes Comput Sci;N. Ascheuer,2000
2. Mikhail J. Atallah and S. Rao Kosaraju. Efficient solutions to some transportation problems with applications to minimizing robot arm travel. SIAM Journal on Computing, 17:849–869, 1988.
3. Georgio Ausiello, Esteban Feuerstein, Stefano Leonardi, Leen Stougie, and Maurizio Talamo. Algorithms for the on-line traveling salesman. Algorithmica, to appear.
4. Allan Borodin and Ran El-Yaniv. Online Computation and Competitive Analysis. Cambridge University Press, 1998.
5. Esteban Feuerstein and Leen Stougie. On-line single server dial-a-ride problems. Theoretical Computer Science, special issue on on-line algorithms, to appear.