SAARIMÄKI, Mikko; SORJONEN, P. Embeddings of Valued Groups. Mathematica Scandinavica, Berkeley, CA, United States, v. 76, p. 205–213, 1995. DOI: 10.7146/math.scand.a-12536. Disponível em: https://journals.msp.org/mscand/article/view/1090. Acesso em: 25 jul. 2026.