jianhua Hou and Changqing Yang and and Beibo Qin,  Hybrid Function Method for Solving Nonlinear Fredholm Integral Equations of the Second Kind.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2013, vol. 74(2). 252 - 254
    [viewed 07 May 2021]. Available from: https://publications.waset.org/pdf/16762.