1 http://hdl.handle.net/10338.dmlcz/119432 1 Abstracts of theses in mathematics http://hdl.handle.net/10338.dmlcz/119447 Abstracts of theses in mathematics Tue, 05 May 2009 16:44:18 GMT Correction to the paper: Covering $^\omega \omega $ by special Cantor sets http://hdl.handle.net/10338.dmlcz/119446 Correction to the paper: Covering $^\omega \omega $ by special Cantor sets Tue, 05 May 2009 16:44:12 GMT Spaces with countable $sn$-networks http://hdl.handle.net/10338.dmlcz/119445 Spaces with countable $sn$-networks Tue, 05 May 2009 16:44:06 GMT Subgroups and products of $\Bbb R$-factorizable $P$-groups http://hdl.handle.net/10338.dmlcz/119444 Subgroups and products of $\Bbb R$-factorizable $P$-groups Tue, 05 May 2009 16:44:01 GMT