%0 Journal Article %A Coutinho, S. C. %T A constructive proof of the Density of Algebraic Pfaff Equations without Algebraic Solutions %J Annales de l'Institut Fourier %D 2007 %P 1611-1621 %V 57 %N 5 %I Association des Annales de l’institut Fourier %U http://www.numdam.org/articles/10.5802/aif.2308/ %R 10.5802/aif.2308 %G en %F AIF_2007__57_5_1611_0