%0 Journal Article %A Mather, John N. %T Foliations of surfaces I: an ideal boundary %J Annales de l'Institut Fourier %D 1982 %P 235-261 %V 32 %N 1 %I Institut Fourier %C Grenoble %U http://www.numdam.org/articles/10.5802/aif.867/ %R 10.5802/aif.867 %G en %F AIF_1982__32_1_235_0