Ore Domainas: localizations, invariants and representations.
Extensions of Noether's problem and Gelfand-Kirillov's conjecture to certain class...
Valuation theory of group rings and homology of soluble groups
Invariants of singularities of Differentiable maps and multiplicities of rings and...
Local solvability of rotationally invariant differential forms
Investigation of polynomial differential systems: classification, bifurcations and...
Harmonic Analysis, Several Complex Variables, and Partial Differential Equations