Vietnam Journal of Mathematics
Vietnam Journal of Mathematics > 2014 > 42 > 4 > 567-578
Vietnam Journal of Mathematics > 2014 > 42 > 4 > 451-465
Vietnam Journal of Mathematics > 2014 > 42 > 4 > 543-566
Vietnam Journal of Mathematics > 2014 > 42 > 4 > 595-612
Vietnam Journal of Mathematics > 2014 > 42 > 4 > 521-531
Vietnam Journal of Mathematics > 2014 > 42 > 4 > 407-408
Vietnam Journal of Mathematics > 2014 > 42 > 4 > 409-419
Vietnam Journal of Mathematics > 2014 > 42 > 4 > 579-593
Vietnam Journal of Mathematics > 2014 > 42 > 4 > 421-450
Vietnam Journal of Mathematics > 2014 > 42 > 4 > 499-508
Vietnam Journal of Mathematics > 2014 > 42 > 4 > 509-519
Vietnam Journal of Mathematics > 2014 > 42 > 4 > 479-497
Vietnam Journal of Mathematics > 2014 > 42 > 4 > 467-478