Zellagui, Mohamed, Rabah Benabid, Mohamed Boudour, and Abdelaziz Chaghi. 2015. “Mixed Integer Optimization of IDMT Overcurrent Relays in the Presence of Wind Energy Farms Using PSO Algorithm”. Periodica Polytechnica Electrical Engineering and Computer Science 59 (1):9-17. https://doi.org/10.3311/PPee.7525.