Vietnam Journal of Mathematics
Vietnam Journal of Mathematics > 2014 > 42 > 1 > 83-113
Vietnam Journal of Mathematics > 2014 > 42 > 1 > 17-37
Vietnam Journal of Mathematics > 2014 > 42 > 1 > 1-15
Vietnam Journal of Mathematics > 2014 > 42 > 1 > 63-72
Vietnam Journal of Mathematics > 2014 > 42 > 1 > 73-82
Vietnam Journal of Mathematics > 2014 > 42 > 1 > 39-52
Vietnam Journal of Mathematics > 2014 > 42 > 1 > 53-62
Vietnam Journal of Mathematics > 2014 > 42 > 1 > 115-131
Vietnam Journal of Mathematics > 2014 > 42 > 2 > 171-178
Vietnam Journal of Mathematics > 2014 > 42 > 2 > 179-186
Vietnam Journal of Mathematics > 2014 > 42 > 2 > 219-232
Vietnam Journal of Mathematics > 2014 > 42 > 2 > 153-157
Vietnam Journal of Mathematics > 2014 > 42 > 2 > 233-245
Vietnam Journal of Mathematics > 2014 > 42 > 2 > 191-203
Vietnam Journal of Mathematics > 2014 > 42 > 2 > 205-218
Vietnam Journal of Mathematics > 2014 > 42 > 2 > 159-169
Vietnam Journal of Mathematics > 2014 > 42 > 2 > 133-140
Vietnam Journal of Mathematics > 2014 > 42 > 2 > 141-151
Vietnam Journal of Mathematics > 2014 > 42 > 2 > 187-190
Vietnam Journal of Mathematics > 2014 > 42 > 3 > 345-363