Nhờ các anh down giúp cho em các bài báo này với:
1. Diagnosing Power Quality-Related Computer Problems
http://www.ieeexplore.ieee.org/xpl/f...number=4503665
2. Voltage sag: an overview of IEC and IEEE standards and applicationcriteria
http://ieeexplore.ieee.org/xpl/freea...rnumber=756117
3. Interpreting recent power quality surveys to define the electricalenvironment
http://ieeexplore.ieee.org/Xplore/lo...959.pdf?temp=x
cảm ơn