@article{Shokooh_Afrouzi_Hadjian_2020, title={On the existence of solutions of one-dimensional fourth-order equations}, volume={72}, url={https://umj.imath.kiev.ua/index.php/umj/article/view/569}, DOI={10.37863/umzh.v72i11.569}, abstractNote={<p>UDC 517.9</p> <p>Using variational methods and critical point theorems, we prove the existence of nontrivial solutions for one-dimensional fourth-order equations. Multiplicity results are also pointed out.<br><br></p&gt;}, number={11}, journal={Ukrains’kyi Matematychnyi Zhurnal}, author={Shokooh, S. and Afrouzi , G. A. and Hadjian, A.}, year={2020}, month={Nov.}, pages={1575-1588} }