LIU, Z. On a trapezoidal type rule for weighted integrals. Tamkang Journal of Mathematics, [S. l.], v. 35, n. 3, p. 227–234, 2004. DOI: 10.5556/j.tkjm.35.2004.203. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/203. Acesso em: 20 apr. 2024.