00771nam0-22002891i-450-990001027270403321000102727FED01000102727(Aleph)000102727FED0100010272720000920d1969----km-y0itay50------baengLectures on SymmetriesJ. Lopes LeiteNew York [etc.]Gordon and Breach1969Particelle elementariRaggi cosmiciAcceleratori539.72-539.73Lopes Leite,J.346774ITUNINARICAUNIMARCBK99000102727040332133-1467283FI1FI1Lectures on Symmetries339393UNINAING01