TEAM, S. Existence of Positive Solutions to a Second-Order Multi-Point Boundary Value Problem with Delay: Jongyi Chen, Jessada Tariboon, Sanoe Koonprasert. Thai Journal of Mathematics, [S. l.], v. 8, n. 4, p. 21–32, 2010. Disponível em: https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/232. Acesso em: 8 may. 2024.