# Search results

Open Mathematics > 2017 > 15 > 1 > 1606-1617

Open Mathematics > 2017 > 15 > 1 > 1568-1577

Topological Algebra and its Applications > 2016 > 4 > 1 > 1-8

Commentationes Mathematicae > 2014 > 54 > 2

Commentationes Mathematicae > 2009 > 49 > 1

Commentationes Mathematicae > 2009 > 49 > 1

International Journal of Applied Mathematics and Computer Science > 2008 > 18 > 3 > 369-375

Commentationes Mathematicae > 2008 > 48 > 1

Open Mathematics > 2004 > 2 > 3 > 448-477

Studia Mathematica > 2000 > 142 > 3 > 253-267

Studia Mathematica > 1997 > 125 > 2 > 161-174

Applicationes Mathematicae > 1993-1995 > 22 > 1 > 91-102