atrocities of WWII. [2018-10-30]. (原始内容存档于2012-09-08). Almost unknown outside of Italy, this event ranks with Katyn as one of the darkest episodes of the war
閃電戰的前提是確保制空權,一旦制空權易手,閃電戰的效果便會大打折扣,甚至轉勝為敗。 Albert A. Nofi, "The Blitzkrieg: Evolution of a Military Instruction", The War against Hitler, edited by Nofi Albert A.,(Conshohocon: