Skuratovskii R. V.
Ukr. Mat. Zh. - 2010. - 62, № 4. - pp. 464–470
We give an explicit description of cubic rings over a discrete valuation ring, as well as the description of all ideals of these rings.
Ukr. Mat. Zh. - 2009. - 61, № 9. - pp. 1257-1266
We establish necessary and sufficient conditions for a one-branch singularity of the type $W$ of a plane algebraic curve to have at most two-parameter families of ideals.
Ukr. Mat. Zh. - 2008. - 60, № 7. - pp. 997–999
Generators and defining relations for wreath products of groups are given. Under a certain condition (conormality of generators), they are minimal.