TY  - BOOK
AU  - Bush,K.G.
AU  - Reeves,E.A.
TI  - Electrical variable speed drives / 
SN  - 0632022264   
PY  - 1995///.
CY  - Oxford
PB  - Blackwell, 
KW  - Electric driving, Variable speed
N1  - Includes index
ER  -