YING WANG; ZIHENG ZHANG. Homoclinic Solutions for Some Nonperiodic Fourth Order Differential Equations with Sublinear Nonlinearities. Journal of Advances in Applied & Computational Mathematics, [S. l.], v. 4, n. 1, p. 15–22, 2017. DOI: 10.15377/2409-5761.2017.04.3. Disponível em: https://www.avantipublishers.com/index.php/jaacm/article/view/837. Acesso em: 30 sep. 2022.