TY  - BOOK
AU  - Evans, R.D. Wagner, C.F.
TI  - Symmetrical components as applied to the analysis of unbalanced electrical circuits with an introduction,used as a text in the design course of the Westinghouse graduate school
U1  - 621.3421 
PY  - 1933///
CY  - New York
PB  - McGraw Hill Book Company
ER  -