GRAF VON BOTHMER, Hans-Christian; RANESTAD, Kristian. Classification of rational surfaces of degree 11 and sectional genus 11 in ${\mathsf P}^{4}$. Mathematica Scandinavica, Berkeley, CA, United States, v. 104, n. 1, p. 60–94, 2009. DOI: 10.7146/math.scand.a-15085. Disponível em: https://journals.msp.org/mscand/article/view/612. Acesso em: 24 jul. 2026.