%0 Journal Article %A Karl Doppel %A Niels Jacob %T A non-hypoelliptic Dirichlet problem from stochastics %J Annales Fennici Mathematici %D 1983 %P 375-389 %V 8 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1983.0809/ %R 10.5186/aasfm.1983.0809 %G en %F AFM_1983_8_2_a13