The group structure of Hecke groups H $(lambda_q)$
Rings in which strongly prime right ideals are finitely generated
On the additive group structure of nonstandard models of Z
Extensions of Caristi-Kirk's theorem
$T_2$-objects in categories of filter and local filter convergence spaces
Normal boundary value problems for differential equations of higher order
F. G. MAKSUDOV, Z. I. ISMAILOV
Absolutely representing systems and convolution operators in the complex domain