TY  - BOOK
AU  - Neumann,Reginald[from old catalog]
TI  - Symmetrical component analysis of unsymmetrical poly-phase systems,
U1  - 621.313 
PY  - 1939///
CY  - London
PB  - Sir. I. Pitman & sons, ltd.
KW  - Electric currents, Alternating
KW  - Polyphase. [from old catalog]
KW  - Vector analysis
KW  - MCE
ER  -