Fadi Awawdeh and  H.M. Jaradat,  On a Class of Inverse Problems for Degenerate Differential Equations.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    November 2010, vol. 47(11). 1410 - 1412
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/10763.