LARSEN, Mogens Esrom. On the Homotopy Groups of Complex Projective Algebraic Manifolds. Mathematica Scandinavica, Berkeley, CA, United States, v. 30, p. 186–192, 1972. DOI: 10.7146/math.scand.a-11074. Disponível em: https://journals.msp.org/mscand/article/view/2257. Acesso em: 25 jul. 2026.