First measurement of W boson production in association with a single Charm quark in pp collisions at sqrt(s)=1.96 TeV. - Aaltonen, T; Adelman, J; Akimoto, T; Albrow, MG; Alvarez González, B; Amerio, S; Amidei, D; Anastassov, A; Annovi, A; Antos, J; Aoki, M; Apollinari, G; et al. (Physical Review Letters, 2008)