Li Xiguang, Positive Solutions for Three-Point Boundary Value Problems of Third-Order Nonlinear Singular Differential Equations in Banach Space. journal = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology. September 2013, vol. 77(5). 919 - 922 [viewed 21 September 2024]. Available from: https://publications.waset.org/pdf/17071.