00853nam0-22003011i-450-99000048823040332120070918132912.00-88173-110-2000048823FED01000048823(Aleph)000048823FED0100004882320020821d1991----km-y0itay50------baenga-------001yyIntroduction to efficient electrical systems designAlbert Thumann2nd ed.Lilburn, GeorgiaThe Fairmont Pressc1991346 p.ill.25 cmIngegneria elettricaApparecchiature elettriche621.314'24Thumann,AlbertITUNINARICAUNIMARCBK99000048823040332110 D IV 1371239 DEEDINELDINELUNINA