%0 Journal Article %A D. Bertrand %T Multiplicity and vanishing lemmas for differential and $q$-difference equations in the Siegel--Shidlovsky theory %J Fundamentalʹnaâ i prikladnaâ matematika %D 2010 %P 19-30 %V 16 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_2010_16_5_a1/ %G ru %F FPM_2010_16_5_a1