TY  - BOOK
AU  - Bollen,Math H.J
TI  - Understanding Power Quality Problems : Voltage Sags and Interruptions
SN  - 978-81-265-3039-7
U1  - 621.319 
PY  - 2016///
CY  - New Delhi
PB  - Wiley India Pvt.Ltd
KW  - Electrical Engineering
ER  -