ROSALES, J. C.; GARCÍA-SÁNCHEZ, P. A.; GARCÍA-GARCÍA, J. I. Every positive integer is the Frobenius number of a numerical semigroup with three generators. Mathematica Scandinavica, Berkeley, CA, United States, v. 94, n. 1, p. 5–12, 2004. DOI: 10.7146/math.scand.a-14427. Disponível em: https://journals.msp.org/mscand/article/view/792. Acesso em: 24 jul. 2026.