WASET
    Tamara Nestorović and  Jean Lefèvre and  Stefan Ringwelski and  Ulrich Gabbert,  Finite Element and Subspace Identification Approaches to Model Development of a Smart Acoustic Box with Experimental Verification.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2007, vol. 2(2). 102 - 107
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/13388.