N.V.Azbelev, M.Zh.Alvesh, and E.I.Bravyi. On singular boundary value problems for a second order linear functional differential equation
M.J.Alvesh. On resolvability of the two-point boundary value problem for a nonlinear singular functional-differential equation
V.V.Vlasov. On a class of difference-differential equations of neutral type
S.A.Gusarenko. On variational problems with linear constraints
V.A.Zaitsev and Ye.L.Tonkov. Attainability, consistency and the rotation method by V.M.Millionshchikov
G.G.Islamov. On a property of the multiplicators of linear periodic systems
Ye.K.Makarov and S.N.Popova. On global controllability of the central exponents of linear systems
Yu.V.Masterkov. To the local controllability in the critical case
Yu.V.Pokornyi and R.Mustafokulov. On the positivity of Green's function of linear boundary value problems for fourth order equations on a graph