Search results for: Du
Open Mathematics > 2016 > 14 > 1 > 832-840
Open Mathematics > 2014 > 12 > 10 > 1484-1499
Annales Polonici Mathematici > 2014 > 110 > 2 > 109-121
Discussiones Mathematicae - General Algebra and Applications > 2010 > 30 > 1 > 71-89
Studia Mathematica > 2007 > 180 > 3 > 211-217
Studia Mathematica > 1994 > 109 > 1 > 91-100