Ω- produced in K-p reactions at 4.2 GeV/c de réir Hemingway, R, Armenteros, R, Dionisi, C, Gavillet, P, Gurtu, A, Holmgren, S, Losty, M, Marin, J, Mazzucato, M, Montanet, L, Banting, M, Blokzijl, R, De Groot, A, Jongejans, B, Kluyver, J, Van Leeuwen, WM, Massaro, G, Tenner, A, Wolters, G, Heinen, P, Kittel, E, Metzger, W, Tiecke, H, Timmermans, J, Van De Walle, RT