Final Results from the Hubble Space Telescope Key Project to Measure the Hubble Constant
- Authors: Wendy L. Freedman, Barry F. Madore, Brad K. Gibson, Laura Ferrarese, Daniel D. Kelson, Shoko Sakai, Jeremy R. Mould, Robert C. Kennicutt, Jr., Holland C. Ford, John A. Graham, John P. Huchra, Shaun M. G. Hughes, Garth D. Illingworth, Lucas M. Macri, and Peter B. Stetson
Freedman et al.
2001 The Astrophysical Journal 553
47.