NICKLASSON, L. Subalgebras generated in degree two with minimal Hilbert function. MATHEMATICA SCANDINAVICA, [S. l.], v. 127, n. 1, p. 5–27, 2021. DOI: 10.7146/math.scand.a-122603. Disponível em: https://www.mscand.dk/article/view/122603. Acesso em: 16 may. 2021.