1. 1) IEC 60404-2: 2008, Magnetic Materials - Part 2: Methods of Measurement of the Magnetic Properties of Electrical Steel Strip and Sheet by Means of an Epstein Frame.
2. 2) IEC 60404-3: 2010, Magnetic Materials - Part 3: Methods of Measurement of the Magnetic Properties of Magnetic Sheet and Strip by Means of a Single Sheet Tester.
3. 3) IEC 60404-6: 2003, Magnetic Materials - Part 6: Methods of Measurement of the Magnetic Properties of Magnetically Soft Metallic and Powder Materials at Frequencies in the Range 20 Hz to 100 kHz by the Use of Ring Specimens.
4. 4) B.Koprivica, A.Milovanović and M.Plazinić: XI Int. Conf. on Systems, Automatic Control and Measurements, SAUM 2012, University of Niš, Niš, Republic of Serbia, (2012), 298.
5. 5) D.C.Jiles: J. Phys. D-Appl. Phys., 28(1995), 1537. https://doi.org/10.1088/0022-3727/28/8/001