Acta Mathematica Scientia
Acta Mathematica Scientia > 2011 > 31 > 3 > 815-825
Acta Mathematica Scientia > 2011 > 31 > 3 > 749-764
Acta Mathematica Scientia > 2011 > 31 > 3 > 934-952
Acta Mathematica Scientia > 2011 > 31 > 3 > 1167-1178
Acta Mathematica Scientia > 2011 > 31 > 3 > 1203-1212
Acta Mathematica Scientia > 2011 > 31 > 3 > 1189-1202
Acta Mathematica Scientia > 2011 > 31 > 3 > 909-924
Acta Mathematica Scientia > 2011 > 31 > 3 > 969-992
Acta Mathematica Scientia > 2011 > 31 > 3 > 1001-1010
Acta Mathematica Scientia > 2011 > 31 > 3 > 778-790
Acta Mathematica Scientia > 2011 > 31 > 3 > 826-834
Acta Mathematica Scientia > 2011 > 31 > 3 > 1179-1188
Acta Mathematica Scientia > 2011 > 31 > 3 > 925-933
Acta Mathematica Scientia > 2011 > 31 > 3 > 835-842
Acta Mathematica Scientia > 2011 > 31 > 3 > 1077-1090
Acta Mathematica Scientia > 2011 > 31 > 3 > 1051-1061
Acta Mathematica Scientia > 2011 > 31 > 3 > 1155-1166
Acta Mathematica Scientia > 2011 > 31 > 3 > 805-814
Acta Mathematica Scientia > 2011 > 31 > 3 > 1062-1076
Acta Mathematica Scientia > 2011 > 31 > 3 > 843-856