Jurgen Appell, Anatolij Kalitvin, Petr Zabrejko

• Equations of Barbashin type: differential equations in Banach spaces; Barbashin equations in the space C; Barbashin equations in Lebesgue spaces; Barbashin equations in ideal spaces. Theory of linear Barbashin equations: stability of solutions; continuous dependence on parameters; bounded and periodic solutions; degenerate kernels; stationary boundary value problems; non-stationary boundary value problems; general properties; operators in spaces with mixed norm; partial integral operators in the space C; spectral properties; linear partial integral equations. Generalizations and applications: generalized equations of Barbashin type; nonlinear equations and operators; the Newton-Kantorovich method; applications of Barbashin equations; applications of partial integral equations.