CHERLY, Jorgen. An Addition Theorem in a Finite Abelian Group. Mathematica Scandinavica, Berkeley, CA, United States, v. 74, p. 5–8, 1994. DOI: 10.7146/math.scand.a-12474. Disponível em: https://journals.msp.org/mscand/article/view/1153. Acesso em: 25 jul. 2026.