Target ionization and projectile electron loss in simple collision systems J. Schader, R. Latz, M. Burkhard, H.J. Frischkorn, D. Hofmann, P. Koschar, K.O. Groeneveld, D. Berényi, A. Kövér and Gy. Szabó J. Physique Lett., 45 6 (1984) 249-254 DOI: 10.1051/jphyslet:01984004506024900