Ahmad Farris Shari. (2011). Characteristics of voltage sags in radial and loop system with satatic and dynamic loads. School of Electrical System Engineering, University Malaysia Perlis.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ahmad Farris Shari. Characteristics of Voltage Sags in Radial and Loop System with Satatic and Dynamic Loads. Kangar, Perlis: School of Electrical System Engineering, University Malaysia Perlis, 2011.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ahmad Farris Shari. Characteristics of Voltage Sags in Radial and Loop System with Satatic and Dynamic Loads. School of Electrical System Engineering, University Malaysia Perlis, 2011.
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