Guowei Dai, Fang Liu. On an open problem of S. Fučík. Appl. Math. Lett., 107:106488, 2020. [doi]
@article{DaiL20-1, title = {On an open problem of S. Fučík}, author = {Guowei Dai and Fang Liu}, year = {2020}, doi = {10.1016/j.aml.2020.106488}, url = {https://doi.org/10.1016/j.aml.2020.106488}, researchr = {https://researchr.org/publication/DaiL20-1}, cites = {0}, citedby = {0}, journal = {Appl. Math. Lett.}, volume = {107}, pages = {106488}, }