Power transmission by direct current /
Uhlmann, Erich
Power transmission by direct current / Erich Uhlmann - India Springer 1975 - 389 p.
978818128212
Electric power distribution --Direct current.
621.31912 UHL-E
Power transmission by direct current / Erich Uhlmann - India Springer 1975 - 389 p.
978818128212
Electric power distribution --Direct current.
621.31912 UHL-E