Bollen, M. H. J. (2000). Understanding power quality problems: Voltage sags and interruptions. New York, NY.: The Institute of Electrical and Electronics Engineers.
Παραπομπή Chicago StyleBollen, Math H. J. Understanding Power Quality Problems: Voltage Sags and Interruptions. New York, NY.: The Institute of Electrical and Electronics Engineers, 2000.
Παραπομπή MLABollen, Math H. J. Understanding Power Quality Problems: Voltage Sags and Interruptions. New York, NY.: The Institute of Electrical and Electronics Engineers, 2000.
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