1. Magnetic Domains;Hubert,1998
2. Investigation of magnetic flux distribution in wound toroidal cores taking account of geometrical factors;Ling;Anal. Fis.,1990
3. Methods of Measurement of the d.c. Magnetic Properties of Magnetically Soft Materials;IEC Standard Publication 60404-4,1995
4. An improved method for determining the DC magnetization curve using a ring specimen;Nakata;IEEE Trans. Magn.,1992
5. Handbook of Soft Magnetic Materials;Böll,1978