%0 Journal Article %A Cipra, Tomáš %T Note on approximate non-Gaussian filtering with nonlinear observation relation %J Commentationes Mathematicae Universitatis Carolinae %D 1990 %P 601-605 %V 31 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1990__31_3_a19/ %G en %F CMUC_1990__31_3_a19