Acta Mathematica Sinica, English Series
Acta Mathematica Sinica, English Series > 2004 > 20 > 2 > 349- 356
Acta Mathematica Sinica, English Series > 2004 > 20 > 2 > 261-272
Acta Mathematica Sinica, English Series > 2004 > 20 > 2 > 193- 200
Acta Mathematica Sinica, English Series > 2004 > 20 > 2 > 319- 332
Acta Mathematica Sinica, English Series > 2004 > 20 > 2 > 305-318
Acta Mathematica Sinica, English Series > 2004 > 20 > 2 > 333-348
Acta Mathematica Sinica, English Series > 2004 > 20 > 2 > 349-356
Acta Mathematica Sinica, English Series > 2004 > 20 > 2 > 357- 366
Acta Mathematica Sinica, English Series > 2004 > 20 > 2 > 333-348
Acta Mathematica Sinica, English Series > 2004 > 20 > 2 > 223-223
Acta Mathematica Sinica, English Series > 2004 > 20 > 2 > 379-384