The Greatest Battle: Stalin, Hitler, and the Desperate Struggle for Moscow ... - Andrew Nagorski - Google Books

https://books.google.de/books?id=ubWQW24RiqsC&pg=PA36#v=onepage

The battle for Moscow was the biggest battle of World War II -- the biggest battle of all time. And yet it is far less known than Stalingrad, which involved about half the number of troops. From the time Hitler launched his assault on Moscow on September…