Um...
Key phrase here being 'Western Military History Books'.
At first, but as the war progressed and the Russian officers became experienced, they became excellent tacticians.
Saying that they were nothing more than hordes of peasants is German propaganda.
Those numbers are not fact. They come from the memoirs and recollections of German generals after the war. Numbers get inflated. I'd say 3:1 is more plausible.
German armies had losses like that. Hitler saying do not fall back -- what do you think happened when they didn't? It was the same thing.
A good article to read.
