@article{13225995676b49a0b75ee3a61348701e,
title = "The Hubble Space Telescope Key Project on the Extragalactic Distance Scale. XXVI. The Calibration of Population II Secondary Distance Indicators and the Value fo the Hubble Constant",
author = "Laura Ferrarese and Jeremy Mould and Kennicutt, \{R C\} and John Huchra and Ford, \{Holland C\} and Freedman, \{Wendy L\} and Stetson, \{Peter B\} and Madore, \{Barry F\} and Shoko Sakai and Gibson, \{Bradley K\} and Graham, \{John A\} and Hughes, \{Shaun M\} and Illingworth, \{Garth D\} and Kelson, \{Daniel D\} and Lucas Macri and Kim Sebo and Silberman, \{Nancy A\}",
year = "2000",
language = "English",
volume = "529",
pages = "745--767",
journal = "The Astrophysical Journal",
publisher = "American Astronomical Society",
}