BAUER, Tilman. Affine and formal abelian group schemes on $p$-polar rings. Mathematica Scandinavica, Berkeley, CA, United States, v. 128, n. 1, 2022. DOI: 10.7146/math.scand.a-129704. Disponível em: https://journals.msp.org/mscand/article/view/122. Acesso em: 24 jul. 2026.