ÖZTÜRK, E. Existence and nonexistence of solutions of reaction-diffusion equation with Robin boundary condition. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 68, n. 3, p. 423–432, 2016. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/1849. Acesso em: 5 dec. 2025.