Kovnatskaya Ol'ga Anatol'evna

Publications in Math-Net.Ru

1. Picard problem on the plane for a quasilinear hyperbolic equation of the second order
   
   Tr. Inst. Mat., 31:1 (2023),  70–80
2. Problems for the one-dimensional wave equation with conditionson characteristics and non-characteristic lines
   
   Tr. Inst. Mat., 29:1-2 (2021),  106–112