High-harmonic generation from plasma mirrors at kilohertz repetition rate. - Borot, Antonin; Malvache, Arnaud; Xiaowei Chen; Douillet, Denis; Iaquianiello, Grégory; Lefrou, Thierry; Audebert, Patrick; Geindre, Jean-Paul; Mourou, Gérard; Quéré, Fabien; Lopez-Martens, Rodrigo (Optics Letters, 2011)