1. A. P. Gulyaev and I. V. Chernenko,Metallov. i Obra. Met., 1957, #5, 2?7.
2. O. P. Maksimova and A. I. Nikonorova, Problems of Metal Science and Physics, 1955.
3. N. F. Lashko and N. I. Eremin, Phase Analysis and Structure of Austenitic Steels [Book, in Russian], 1957.