abdallah Reda, M. Farahat, A. F. Abdelgawad, and . A. . Taha, “Investigation of The DGs Effect on The Coordination Between Protective Elements in Distribution Network ”, Int J Innov Educ Res, vol. 7, no. 4, pp. 227–237, Apr. 2019, doi: 10.31686/ijier.vol7.iss4.1402.