Abdul Ghani A. Abdul Ghafoor, Dr., and Mr. Ahmed Ateya Al-Badrani. 2011. “Influence Of an Earthed Transformers On The Distance Protection Relay Measuring Accuracy For Double Transmission Lines”. Al-Rafidain Engineering Journal (AREJ) 19 (4):1-9. https://doi.org/10.33899/rengj.2011.26758.