Yongqing Wang. Necessary conditions for the existence of positive solutions to fractional boundary value problems at resonance. Appl. Math. Lett., 97:34-40, 2019. [doi]
@article{Wang19a-5, title = {Necessary conditions for the existence of positive solutions to fractional boundary value problems at resonance}, author = {Yongqing Wang}, year = {2019}, doi = {10.1016/j.aml.2019.05.007}, url = {https://doi.org/10.1016/j.aml.2019.05.007}, researchr = {https://researchr.org/publication/Wang19a-5}, cites = {0}, citedby = {0}, journal = {Appl. Math. Lett.}, volume = {97}, pages = {34-40}, }