Searches for metal-poor stars from the Hamburg/ESO survey using the CH G band - Placo, Vinicius M; Kennedy, Catharine R; Beers, Timothy C; Christlieb, Norbert; Rossi, Silvia Cristina Fernandes; Sivarani, Thirupathi; Young, Sun Lee; Reimers, Dieter; Wisotzki, Lutz (The Astronomical Journal, 2011)