Bergmann, Ludwig, Clemens Schaefer and Wilhelm Raith. "4. Elektromagnetische Induktion" Elektromagnetismus. Berlin, Boston: Walter de Gruyter, 2006. 179-274. Web. Retrieved 19 Jun. 2013, from http://www.degruyter.com/view/books/9783110199284/9783110199284.1.179/9783110199284.1.179.xml

Bergmann, L., Schaefer, C. & Raith, W. (2006). 4. Elektromagnetische Induktion. Elektromagnetismus (pp. 179-274). Berlin, Boston: Walter de Gruyter. Retrieved 19 Jun. 2013, from http://www.degruyter.com/view/books/9783110199284/9783110199284.1.179/9783110199284.1.179.xml

Bergmann, Ludwig, Clemens Schaefer and Wilhelm Raith. 2006. 4. Elektromagnetische Induktion. In Elektromagnetismus, 179-274. Berlin, Boston: Walter de Gruyter. Retrieved 19 Jun. 2013, from http://www.degruyter.com/view/books/9783110199284/9783110199284.1.179/9783110199284.1.179.xml