%0 Journal Article %A Spencer, D. C. %T De Rham theorems and Neumann decompositions associated with linear partial differential equations %J Annales de l'Institut Fourier %D 1964 %P 1-19 %V 14 %N 1 %I Institut Fourier %C Grenoble %U https://aif.centre-mersenne.org/articles/10.5802/aif.154/ %R 10.5802/aif.154 %G en %F AIF_1964__14_1_1_0