Measurement of CP asymmetries in neutralino production at the ILC O. Kittel, G. Moortgat-Pick, K. Rolbiecki, P. Schade and M. Terwort Eur. Phys. J. C, 72 1 (2012) 1854 Published online: 10 January 2012 DOI: 10.1140/epjc/s10052-011-1854-4