Kovach Yu I

Publications in Math-Net.Ru

1. The estimation of the solution of certain nonlinear integro-differential and operator equations with lag
   
   Differ. Uravn., 6:8 (1970),  1496–1505
2. Application of the theorem of differential inequalities to the Goursat problem for a linear system of partial differential equations
   
   Differ. Uravn., 1:3 (1965),  411–420
3. Proof of an existence and uniqueness theorem for the solution of the Cauchy problem by the method of two-sided approximation for the generalized 2n-wave system
   
   Zh. Vychisl. Mat. Mat. Fiz., 5:3 (1965),  551–557