Search results for: Ivan Chajda
Discussiones Mathematicae - General Algebra and Applications > 2001 > 21 > 2 > 229-237
Discussiones Mathematicae - General Algebra and Applications > 2000 > 20 > 1 > 37-41
Discussiones Mathematicae - General Algebra and Applications > 2001 > 21 > 2 > 229-237
Discussiones Mathematicae - General Algebra and Applications > 2000 > 20 > 1 > 37-41