1 http://hdl.handle.net/10338.dmlcz/107018 1 On certain ideals of the group ring $\bold Z [G]$ http://hdl.handle.net/10338.dmlcz/107024 On certain ideals of the group ring $\bold Z [G]$ A note on the convergence of a pair of sequences of mappings http://hdl.handle.net/10338.dmlcz/107023 A note on the convergence of a pair of sequences of mappings Linear integral inequalities http://hdl.handle.net/10338.dmlcz/107022 Linear integral inequalities Some results on the oscillatory and asymptotic behavior of the solutions of differential equations with deviating arguments http://hdl.handle.net/10338.dmlcz/107021 Some results on the oscillatory and asymptotic behavior of the solutions of differential equations with deviating arguments