อ้างอิง ของ แนวเอ-เอ

  1. ↑ Boog, Horst (1996). Germany and the Second World War: The attack on the Soviet Union, p. 278. Oxford University Press Inc., New York.
  2. ↑ Boog, p. 803.
  3. ↑ วิกิซอร์ซมี Führer Directive 21.
  1. ↑ Arkhangelsk is often rendered in English as Archangel, its literal translation.
  2. ↑ This may in fact be its full name; German copies of Führerweisung Nr. 21 show this portion of the document as "(...) der algemeinen Linie Wolga-Archangelsk-A [unreadable word] (...)".