Shihua Chen, Wei Ni, Changping Wang. Positive solution of fourth order ordinary differential equation with four-point boundary conditions. Appl. Math. Lett., 19(2):161-168, 2006. [doi]
@article{ChenNW06, title = {Positive solution of fourth order ordinary differential equation with four-point boundary conditions}, author = {Shihua Chen and Wei Ni and Changping Wang}, year = {2006}, doi = {10.1016/j.aml.2005.05.002}, url = {http://dx.doi.org/10.1016/j.aml.2005.05.002}, researchr = {https://researchr.org/publication/ChenNW06}, cites = {0}, citedby = {0}, journal = {Appl. Math. Lett.}, volume = {19}, number = {2}, pages = {161-168}, }