Acta Mathematica Scientia
Acta Mathematica Scientia > 2003 > 23 > 4 > 433-439
Acta Mathematica Scientia > 2003 > 23 > 4 > 531-543
Acta Mathematica Scientia > 2003 > 23 > 4 > 497-502
Acta Mathematica Scientia > 2003 > 23 > 4 > 561-566
Acta Mathematica Scientia > 2003 > 23 > 4 > 567-576
Acta Mathematica Scientia > 2003 > 23 > 4 > 453-460
Acta Mathematica Scientia > 2003 > 23 > 4 > 447-452
Acta Mathematica Scientia > 2003 > 23 > 4 > 487-496
Acta Mathematica Scientia > 2003 > 23 > 4 > 544-548
Acta Mathematica Scientia > 2003 > 23 > 4 > 549-560
Acta Mathematica Scientia > 2003 > 23 > 4 > 440-446
Acta Mathematica Scientia > 2003 > 23 > 4 > 512-520
Acta Mathematica Scientia > 2003 > 23 > 4 > 461-466
Acta Mathematica Scientia > 2003 > 23 > 4 > 521-530
Acta Mathematica Scientia > 2003 > 23 > 4 > 503-511
Acta Mathematica Scientia > 2003 > 23 > 4 > 467-476
Acta Mathematica Scientia > 2003 > 23 > 4 > 477-486