On evaluation of the integral \( int _0^{\infty} x^{-a}(1 - \sin^b x/x^b) \, dx\). Scientia Series A: Mathematical Sciences, [S. l.], v. 14, p. 21–24, 2007. Disponível em: https://revistas.usm.cl/scientia/article/view/92.. Acesso em: 19 apr. 2025.