David M. Glantz has for sale, his self published books and atlases on Russian military history at
www.glantzbooks.com . I found some interesting memories:
Memories by Natalia Peshkovo
Memories by Marianna Miliutina
A Medical Prisoner of War by Nikolai Obryniba
Notes on the Polish War (1939) and thwe War with Finland 1939-1940 by Mikhail Lukinov.
Lots more there too..about various battles and generals.