@article {juda07a,
	title = {An Options-Based Solution to the Sequential Auction Problem},
	journal = {Artificial Intelligence},
	volume = {173},
	year = {2009},
	pages = {876-899},
	url = {http://econcs.seas.harvard.edu/files/econcs/files/juda09.pdf},
	author = {Adam I. Juda and David C. Parkes}
}
