00833nam0-22003011i-450-990001058870403321000105887FED01000105887(Aleph)000105887FED0100010588720000920d1969----km-y0itay50------baengParticles and SourcesJulian Schwinger, Notes by Tung-mow YanNew YorkGordon and Breach1969Documents on modern physicsParticelle elementariRaggi cosmiciAcceleratori539.72539.73Schwinger,Julian27151ITUNINARICAUNIMARCBK99000105887040332133-1296795FI1FI1Particles and Sources340388UNINAING01