APA-viite (7. p.)

Perez, L. Optimal computation of distance relays second zone timing in a mixed protection scheme with directional overcurrent relays. IEEE Transactions on power delivery.

Chicago-viite (17. p.)

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 .

MLA-viite (9. p.)

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, .

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