"German Explosive Ordnance"(PDF). Departments of the Army and the Air Force. 16 March 1953. pp. 397–402. Archived(PDF) from the original on November 11, 2020. Retrieved 17 November 2020.
"German Explosive Ordnance"(PDF). Departments of the Army and the Air Force. 16 March 1953. pp. 397–402. Archived(PDF) from the original on November 11, 2020. Retrieved 17 November 2020.