%0 Journal Article %A A. A. Bolibrukh %T On the fundamental matrix of a~Pfaffian system of Fuchsian type %J Izvestiya. Mathematics %D 1977 %P 1031-1054 %V 11 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1977_11_5_a6/ %G en %F IM2_1977_11_5_a6