Tolong jelaskan mengenai Catatan dari Serangan Pommern Timur

Glantz, David M. & House, Jonathan (1995), When Titans Clashed: How the Red Army Stopped Hitler, Lawrence, Kansas: University Press of Kansas, ISBN 0-7006-0899-0

Beevor, Antony. Berlin: The Downfall 1945, Penguin Books, 2002, ISBN 0-670-88695-5