%0 Journal Article %A S. Yu. Dobrokhotov %A V. E. Nazaikinskii %T Characteristics with Singularities and the Boundary Values of the Asymptotic Solution of the Cauchy Problem for a Degenerate Wave Equation %J Matematičeskie zametki %D 2016 %P 710-731 %V 100 %N 5 %U http://geodesic.mathdoc.fr/item/MZM_2016_100_5_a6/ %G ru %F MZM_2016_100_5_a6