@article {2001AJ....121..861M,
	title = {The DIRECT Project: Catalogs of Stellar Objects in Nearby Galaxies. I. The Central Part of M33},
	journal = {\aj},
	volume = {121},
	number = {2},
	year = {2001},
	month = {feb},
	pages = {861-869},
	keywords = {Astrophysics, Galaxies: Individual: Messier Number: M33, GALAXIES: STELLAR CONTENT},
	doi = {10.1086/318772},
	author = {Macri, L.~M. and Stanek, K.~Z. and Sasselov, D.~D. and Krockenberger, M. and Kaluzny, J.}
}
