The Hubble Space Telescope key project on the extragalactic distance scale. XIX. The discovery of Cepheids in and a new distance to NGC 3198

DD Kelson, GD Illingworth, A Saha, JA Graham, PB Stetson, WL Freedman, RC Kennicutt, JR Mould, L Ferrarese, JP Huchra, BF Madore, CF Prosser, F Bresolin, HC Ford, BK Gibson, JG Hoessel, SMG Hughes, LM Macri, S Sakai, NA Silbermann