The PAMELA experiment: preliminary results after two years of data taking

by Mocchiutti, E., Adriani, O., Barbarino, G.C, Bazilevskaya, G.A, Bellotti, R., Boezio, M., Bogomolov, E.A, Bonechi, L., Bongi, M., Bonvicini, V., Bottai, S., Bruno, A., Cafagna, F., Campana, D.
Source: 1. Proceedings of the 21st European cosmic ray symposium 1. Košice : Ústav experimentálnej fyziky Slovenskej akadémie vied, 2009 1. 9788096806058 1. S. 396-401