AVDZHIEVA, A.; GUSHEV, V.; NIKOLOV, G. DEFINITE QUADRATURE FORMULAE OF ORDER THREE WITH EQUIDISTANT NODES. Ann. Sofia Univ. Fac. Math. and Inf., [S. l.], v. 104, p. 155–170, 2017. Disponível em: https://annual.uni-sofia.bg/index.php/fmi/article/view/42. Acesso em: 22 nov. 2024.