008950726s1980 us a 000a eng
■00519950726144436
■056 ▼a560.06▼24
■090 ▼a560.06▼bE38d
■110 ▼aElectric Power Research Institute
■24510▼aDigital techniques for control and protection of transmission class substations▼dElectric Power Research Institute
■260 ▼aCalifornia▼bEPRI▼c1980
■300 ▼ab-1p. ▼billus.▼c26cm
■44000▼aEPRI WS-79-184