TY  - GEN
AU  - Bollen, Math HJ
TI  - Understanding Power Quality Problems: voltage sags and interruptions 
SN  - 9788126530397
U1  - 621.319 
PY  - 2000///
CY  - NY
PB  - Wiley
KW  - Applied Physics
KW  - Power failure
KW  - Power quality
KW  - Voltage quality
ER  -