@conference {ng03,
	title = {Virtual Worlds: Fast and Strategyproof Auctions for Dynamic Resource Allocation},
	booktitle = {Fourth ACM Conf. on Electronic Commerce (EC{\textquoteright}03)},
	year = {2003},
	note = {Short paper},
	pages = {238{\textendash}239},
	url = {http://econcs.seas.harvard.edu/files/econcs/files/virtual_short.pdf},
	author = {Chaki Ng and David C. Parkes and Seltzer, Margo}
}
