%0 Journal Article %A Tsuboi, Takashi %T Area functionals and Godbillon-Vey cocycles %J Annales de l'Institut Fourier %D 1992 %P 421-447 %V 42 %N 1-2 %I Institut Fourier %U https://doi.org/10.5802/aif.1298 %R 10.5802/aif.1298 %G en %F AIF_1992__42_1-2_421_0