MATSUDA, Kazunori. Non-Koszul quadratic Gorenstein toric rings. Mathematica Scandinavica, Berkeley, CA, United States, v. 123, n. 2, p. 161–173, 2018. DOI: 10.7146/math.scand.a-105278. Disponível em: https://journals.msp.org/mscand/article/view/259. Acesso em: 24 jul. 2026.