Generalization of convergence conditions for a restarted GMRES. - Jan Zítko (Numer. Linear Algebra Appl., 2000)

Convergence conditions for a restarted GMRES method augmented with eigenspaces. - Jan Zítko (Numer. Linear Algebra Appl., 2005)

Automatic Differentiation and Its Program Realization. - Jan Hartman; Ladislav Luksan; Jan Zítko (Kybernetika, 2009)