Alaa Razzaq, M. M. Yaacob, Ahmed.M.Almawla, Almuttalbi Osamah, Asaad Zuhair, “Monitoring Partial Discharge in Transformer Oil Using a Newly Designed Single Mode Fiber Optic Sensor”, IJRRMF, vol. 1, no. 2, pp. 25–34, Jul. 2022.