Linear positive operators and their applications to differential equations Ivana Horová — 1984 Archivum Mathematicum
On the variational principles for partial differential equations Ivana Horová — 1988 Archivum Mathematicum
Some remarks on iterative methods for systems of linear equations Jarmila Šotová; Ivana Horová — 2001 Acta Mathematica et Informatica Universitatis Ostraviensis