WEI-KAI LAI; ALEXANDER ALVAREZ. A Note on a Sandwich Type Inequality. International Journal of Mathematics And its Applications, [S. l.], v. 13, n. 2, p. 13–16, 2025. Disponível em: https://ijmaa.in/index.php/ijmaa/article/view/1553. Acesso em: 18 jul. 2025.