Ghi chú Siemens-Schuckert R.VII

  1. ↑ Grey & Thetford 1962, p.572
  2. 1 2 Haddow & Grosz 1963, p.194
  3. ↑ Haddow & Grosz 1963, p.180
  4. ↑ Taylor 1989, p.808
  5. ↑ The Illustrated Encyclopedia of Aircraft, p.2920

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