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
Investigation of polynomial differential systems: classification, bifurcations and...
Harmonic Analysis, Several Complex Variables, and Partial Differential Equations
Invariants of singularities of Differentiable maps and multiplicities of rings and...