PACHPATTE, B. G. INEQUALITIES RELATED TO A CERTAIN INEQUALITY USED IN THE THEORY OF DIFFERENTIAL EQUATIONS. Tamkang Journal of Mathematics, [S. l.], v. 29, n. 1, p. 1–11, 1998. DOI: 10.5556/j.tkjm.29.1998.4240. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4240. Acesso em: 15 jul. 2024.