UNINTERRUPTIBLE POWER-SUPPLY SYSTEMS

[11] MUSHAM M, 1967, ELECTRICAL TIMES, V151

[12] OSBORN G, 1972, ELECTRONICS POWER, V18, P8

[13] PAGANO E, 1971, CONVERTITORI STATICI

[14] SCHONHOLZER ET, 1972, IEEE IGA T, V8

[15] VOLTOLIN G, 1969, SEMICONDUTTORI SILIC

[16] 1964, ASDR05642 GEN EL CO

[11] MUSHAM M, 1967, ELECTRICAL TIMES, V151

[12] OSBORN G, 1972, ELECTRONICS POWER, V18, P8

[13] PAGANO E, 1971, CONVERTITORI STATICI

[14] SCHONHOLZER ET, 1972, IEEE IGA T, V8

[15] VOLTOLIN G, 1969, SEMICONDUTTORI SILIC

[16] 1964, ASDR05642 GEN EL CO