Search results
Mathematische Zeitschrift > 2016 > 284 > 3-4 > 1111-1136
Beiträge zur Algebra und Geometrie / Contributions to Algebra and Geometry > 2016 > 57 > 3 > 589-597
Frontiers of Mathematics in China > 2011 > 6 > 5 > 901-910
Acta Mathematicae Applicatae Sinica, English Series > 2011 > 27 > 4 > 595-600
Journal of Functional Analysis > 2010 > 259 > 4 > 975-1013
Journal of Algebra > 2009 > 321 > 7 > 1977-1996
Information Sciences > 2008 > 178 > 5 > 1343-1354
Mathematical Notes > 2007 > 82 > 1-2 > 238-256
Mathematical Notes > 2004 > 75 > 3-4 > 387-390