Rao, S.
Power transformers and apecial transformers principles and practice - 1st ed. - Delhi Khanna Publishers 1996 - 702 p. ill.
Electrc Power transformer
623.19 / RAO/1996
Power transformers and apecial transformers principles and practice - 1st ed. - Delhi Khanna Publishers 1996 - 702 p. ill.
Electrc Power transformer
623.19 / RAO/1996