%0 Journal Article %A A. I. Zaslavskii %T Holonomic systems with regular singularities and wave fronts of feynman integrals %J Funkcionalʹnyj analiz i ego priloženiâ %D 1988 %P 71-72 %V 22 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1988_22_3_a7/ %G ru %F FAA_1988_22_3_a7