Perez, L. Optimal computation of distance relays second zone timing in a mixed protection scheme with directional overcurrent relays. IEEE Transactions on power delivery.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Perez, L.G. "Optimal Computation of Distance Relays Second Zone Timing in a Mixed Protection Scheme with Directional Overcurrent Relays." IEEE Transactions on Power Delivery .
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Perez, L.G. "Optimal Computation of Distance Relays Second Zone Timing in a Mixed Protection Scheme with Directional Overcurrent Relays." IEEE Transactions on Power Delivery, .
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.