%0 Journal Article %A Harding, T. J. %A Bloore, F. J. %T Isomorphism of de Rham cohomology and relative Hochschild cohomology of differential operators %J Annales de l'I.H.P. Physique théorique %D 1993 %P 433-452 %V 58 %N 4 %I Gauthier-Villars %U http://archive.numdam.org/item/AIHPA_1993__58_4_433_0/ %G en %F AIHPA_1993__58_4_433_0