Vultchan T. Gueorgiev and  Racho M. Ivanov and  Ivan S. Yatchev and  Krastyo L. Hinov,  Experimental Study of Dynamic Characteristics of the Electromagnet Actuators with Linear Movement.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2010, vol. 42(6). 1004 - 1008
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/14970.