TORNEHAVE, Jorgen. Immersions of Complex Flagmanifolds. Mathematica Scandinavica, Berkeley, CA, United States, v. 23, p. 22–26, 1968. DOI: 10.7146/math.scand.a-10894. Disponível em: https://journals.msp.org/mscand/article/view/2458. Acesso em: 25 jul. 2026.