@conference {parkes01a,
	title = {An Auction-Based Method for Decentralized Train Scheduling},
	booktitle = {Proc. 5th International Conference on Autonomous Agents (AGENTS-01)},
	year = {2001},
	pages = {43{\textendash}50},
	url = {http://econcs.seas.harvard.edu/files/econcs/files/trains01.pdf},
	author = {David C. Parkes and Lyle H. Ungar}
}
