Discussiones Mathematicae - General Algebra and Applications
Discussiones Mathematicae - General Algebra and Applications > 2009 > 29 > 1 > 47-74
Discussiones Mathematicae - General Algebra and Applications > 2009 > 29 > 1 > 21-33
Discussiones Mathematicae - General Algebra and Applications > 2009 > 29 > 1 > 35-45
Discussiones Mathematicae - General Algebra and Applications > 2009 > 29 > 2 > 203-213
Discussiones Mathematicae - General Algebra and Applications > 2009 > 29 > 2 > 169-180
Discussiones Mathematicae - General Algebra and Applications > 2009 > 29 > 2 > 109-121
Discussiones Mathematicae - General Algebra and Applications > 2009 > 29 > 2 > 181-201
Discussiones Mathematicae - General Algebra and Applications > 2009 > 29 > 2 > 153-167
Discussiones Mathematicae - General Algebra and Applications > 2009 > 29 > 2 > 81-107
Discussiones Mathematicae - General Algebra and Applications > 2009 > 29 > 2 > 123-151