BRZENZINSKI, J. Lattices and Models of Fields of Genus 0. MATHEMATICA SCANDINAVICA, [S. l.], v. 32, p. 22–30, 1973. DOI: 10.7146/math.scand.a-11443. Disponível em: https://www.mscand.dk/article/view/11443. Acesso em: 3 jul. 2024.