Acta Mathematica Scientia
Acta Mathematica Scientia > 2011 > 31 > 2 > 399-407
Acta Mathematica Scientia > 2011 > 31 > 2 > 451-458
Acta Mathematica Scientia > 2011 > 31 > 2 > 468-476
Acta Mathematica Scientia > 2011 > 31 > 2 > 367-382
Acta Mathematica Scientia > 2011 > 31 > 2 > 501-511
Acta Mathematica Scientia > 2011 > 31 > 2 > 641-651
Acta Mathematica Scientia > 2011 > 31 > 2 > 361-366
Acta Mathematica Scientia > 2011 > 31 > 2 > 681-693
Acta Mathematica Scientia > 2011 > 31 > 2 > 477-482
Acta Mathematica Scientia > 2011 > 31 > 2 > 529-540
Acta Mathematica Scientia > 2011 > 31 > 2 > 434-440
Acta Mathematica Scientia > 2011 > 31 > 2 > 727-748
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