ABDELOUAHEB ARDJOUNI; AHCENE DJOUDI. Existence of positive periodic solutions for nonlinear neutral dynamic equations with variable delay on a time scale. Malaya Journal of Matematik, India, v. 1, n. 02, p. 60–67, 2013. DOI: 10.26637/mjm102/008. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/351. Acesso em: 16 jul. 2024.