Konstantinos Michail and  Argyrios Zolotas and  Roger Goodall and  John Pearson,  Sensor Optimisation via H∞ Applied to a MAGLEV Suspension System.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2008, vol. 17(5). 758 - 764
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/3321.