1. [1] J. D. Sievert, "Two-dimensional magnetic measurements history and achievements of the workshop", PRZEGLĄD ELEKTROTECHNICZNY (Electrical Review), ISSN 0033-2097, R. 87 No 9b/2011, pp. 2-10, 2011.
2. [2] M. Enokizono, S. Kanao, J. Sievert, "Two-dimensional magnetic properties of silicon sheet subjected to a rotating field", IEEE Trans. Magn., vol. 29, pp. 3550-3552, Nov. 1993.
3. [3] M. Enokizono, "Two-dimensional (vector) magnetic property and improved magnetic field analysis for electrical machines", Journal of Materials Processing Technology, Vol. 108, Issue 2, pp. 225-231, 2001.
4. [4] W. Salz, K.A.Hempel, "Which field sensors are suitable for rotating flux apparatus? ", 1st Int. Workshop on Magnetic Properties of Electrical Sheet Steel under Two- Dimensional Excitation, Braunschweig (ed. J. Sievert), PTB-ReportPTB-E-43, pp. 117-126, 1992.
5. [5] J. Sievert, "Studies of measurement of two-dimensional magnetic phenomena in electrical sheet steel" at PTB. 1st Int. Workshop on Magnetic Properties of Electrical Sheet Steel under Two-Dimensional Excitation. Proceedings of the 93th PTB-Seminar (ed.J.Sievert). PTB-E43 Braunschweig, April 1992, page 102 (ISBN 3-89429-170-2).