00798nam2-22003011i-450-990000188120403321000018812FED01000018812(Aleph)000018812FED0100001881220011111d--------km-y0itay50------baitay-------001yy1.: Valvole e semiconduttori. 352 p. : ill.NapoliCalalalunas.d.v.24 cm0010000004042001RadioelettronicaRadioelettronica621.381Calalaluna,GiorgioITUNINARICAUNIMARCBK99000018812040332113 C 21 0226705FINBC13 C 21 0129305FINBCFINBCUNINAING01