Vietnam Journal of Mathematics
Vietnam Journal of Mathematics > 2018 > 46 > 3 > 629-651
Vietnam Journal of Mathematics > 2018 > 46 > 3 > 681-692
Vietnam Journal of Mathematics > 2018 > 46 > 3 > 609-628
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 745-759
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 825-836
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 723-743
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 779-801
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 915-948
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 761-777
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 803-823
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 837-861
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 987-1021
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 717-721
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 1089-1113
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 949-966
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 1023-1051
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 1053-1088
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 863-882
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 967-985
Vietnam Journal of Mathematics > 2018 > 46 > 4 > 883-913