%0 Journal Article %A Bourqui, David %A Sebag, Julien %T The Drinfeld-Grinberg-Kazhdan Theorem for formal schemes and singularity theory %J Confluentes Mathematici %D 2017 %P 29-64 %V 9 %N 1 %I Institut Camille Jordan %U http://www.numdam.org/articles/10.5802/cml.35/ %R 10.5802/cml.35 %G en %F CML_2017__9_1_29_0