Bollen, M. H. J. (2000). Understanding power quality problems: Voltage sags and interruotions. The Institute of Electrical and Electronics Engineers.
Citação norma ChicagoBollen, Math H. J. Understanding Power Quality Problems: Voltage Sags and Interruotions. Nueva York: The Institute of Electrical and Electronics Engineers, 2000.
Citação norma MLABollen, Math H. J. Understanding Power Quality Problems: Voltage Sags and Interruotions. The Institute of Electrical and Electronics Engineers, 2000.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.