%0 Journal Article %A Drouot, Alexis %T Ubiquity of conical points in topological insulators %J Journal de l’École polytechnique — Mathématiques %D 2021 %P 507-532 %V 8 %I Ecole polytechnique %U http://archive.numdam.org/articles/10.5802/jep.152/ %R 10.5802/jep.152 %G en %F JEP_2021__8__507_0