| Authors | _ |
|---|---|
| Journal | Vietnam Journal of Mathematics |
| Page number | 469-495 |
| Serial number | 40 |
| Volume number | 4 |
| Paper Type | Full Paper |
| Published At | 2012 |
| Journal Grade | ISI |
| Journal Type | Typographic |
| Journal Country | Iran, Islamic Republic Of |
| Journal Index | ISI،Scopus |
Abstract