%0 Journal Article %A Gromov, Mikhael %A Shubin, Mikhail A. %T The Riemann-Roch theorem for elliptic operators and solvability of elliptic equations with additional conditions on compact subsets %J Journées équations aux dérivées partielles %D 1993 %P 1-13 %I Ecole polytechnique %U http://archive.numdam.org/item/JEDP_1993____A18_0/ %G en %F JEDP_1993____A18_0