1. B.D. Cullity: Introduction to Magnetic materials ( Springer-Verlag, Berlin 1983 )
2. R.M. Bozorth: Ferromagnetism ( D. van Nostrand, Toronto 1951 )
3. S. Chikazumi• Physics of Magnetism (Krieger, Malabar, Florida 1964 )
4. A.H. Morrish: The Physical Principles of Magnetism ( Wiley, New York 1965 )
5. D.C. Mattis: The Theory of Magnetism ( Springer-Verlag, New York 1965 )