@articleHorstmann_Scharlau_Ansorge_2006, title=More efficient rejection of happy than of angry face distractors in visual search., volume=13, number=6, journal=Psychonomic Bulletin &; Review, author=Horstmann, Gernot and Scharlau, Ingrid and Ansorge, Ulrich, year=2006, pages=1067–1073