1. Le groupe de monodromie du déploiement des singularités isolées de courbes planes. I;A’Campo, Norbert;Math. Ann.,1975
2. The cohomology ring of the group of dyed braids;Arnol′d, V. I.;Mat. Zametki,1969
3. Normal forms of functions near degenerate critical points, the Weyl groups 𝐴_{𝑘},𝐷_{𝑘},𝐸_{𝑘} and Lagrangian singularities;Arnol′d, V. I.;Funkcional. Anal. i Prilo\v{z}en.,1972
4. Critical points of smooth functions;Arnol′d, V. I.,1975
5. Local normal forms of functions;Arnol′d, V. I.;Invent. Math.,1976