00698nam0-22002651i-450-990001061410403321000106141FED01000106141(Aleph)000106141FED0100010614120000920d1964----km-y0itay50------baengMicrowave-Solid-state MasersA.E. SiegmanNew YorkMcGraw-Hill1964Semiconduttori537.622Siegman,Anthony E.7769ITUNINARICAUNIMARCBK99000106141040332130-0423715FI1FI1Microwave-Solid-state Masers340176UNINAING01