Le problème de J. Milnor sur le nombre gordien des noeuds algébriques
This article has already appeared in Noeuds, tresses et singularités, C. R. Sémin., Plans-sur-Bex 1982, Monogr. Enseign. Math. 31 (1983; see the preceding review).
gordian number of an algebraic r-component link
minimal genus of a surface in complex projective 2-space
scientific article; zbMATH DE number 3886755