V$^{0}$ pairs produced in the Ecole ploytechnique 1 m propane bubble chamber by $\pi{-}$ of 6, 1, 11 and 18,1 Ge/c

por Bingham, H H, Di Corato, M, Gelsema, E S, Minguzzi-Banzi, A, Drijard, D, Bellière, J, Orkin-Lecourtois, A, Ferrero, M I, Garelli, C M, Vigone, M, Grigoletto, A, Limentani, S, Loria, A, Waldner, F, Baglin, C, Lagarrigue, A, Rançon, P, Rousset, A, de Raad, B, Salmeron, R, Voss, R, Minguzzi-Banzi, A, Hennesy, J, Mittner, P, Bloch, M
Publicado 1962