- Reflexivity and sets of Fréchet subdifferentiability2008 | Faculty of Mathematics and Physics
- Asplund spaces characterized by rich families and separable reduction of Frechet subdifferentiability2016 | Faculty of Mathematics and Physics
- Properties of Hadamard Directional Derivatives: Denjoy-Young-Saks Theorem for Functions on Banach Spaces2015 | Faculty of Mathematics and Physics