დონით მაღლა |
Mukhigulashvili, Sulkhan და Lomtatidze, Alexander (1997) On a two-point boundary value problem for second order functional differential equations I. Memoirs on Differential Equations and Mathematical Physics.
Mukhigulashvili, Sulkhan და Lomtatidze, Alexandr (1997) On a two-point boundary value problem for second order functional differential equations II. Memoirs on Differential equations and Mathematical Physics.