Perrett, Bradley; Sweetman, Bill; Amy Butler (26 August 2013). "South Korean Fighter Order: AF Backs F-35". Aviation Week. Space Technology. Archived from the original on 27 March 2018. Retrieved 26 March 2018.
"Boeing: F-15E Strike Eagle". Boeing Defense, Space & Security. The Boeing Company. Archived from the original on 21 March 2015. Retrieved 18 January 2015.
"Boeing: F-15E Strike Eagle". Boeing Defense, Space & Security. The Boeing Company. Archived from the original on 21 March 2015. Retrieved 18 January 2015.
Perrett, Bradley; Sweetman, Bill; Amy Butler (26 August 2013). "South Korean Fighter Order: AF Backs F-35". Aviation Week. Space Technology. Archived from the original on 27 March 2018. Retrieved 26 March 2018.