| 2008 |
| 6 | EE | Jianfeng Wang,
Ruying Liu,
Chengfu Ye,
Qiongxiang Huang:
A complete solution to the chromatic equivalence class of graph I.
Discrete Mathematics 308(16): 3607-3623 (2008) |
| 2005 |
| 5 | EE | Haixing Zhao,
Xueliang Li,
Ruying Liu:
On problems and conjectures on adjointly equivalent graphs.
Discrete Mathematics 295(1-3): 203-212 (2005) |
| 2004 |
| 4 | EE | Haixing Zhao,
Xueliang Li,
Shenggui Zhang,
Ruying Liu:
On the minimum real roots of the -polynomials and chromatic uniqueness of graphs.
Discrete Mathematics 281(1-3): 277-294 (2004) |
| 3 | EE | Ruying Liu,
Haixing Zhao,
Chengfu Ye:
A complete solution to a conjecture on chromatic uniqueness of complete tripartite graphs.
Discrete Mathematics 289(1-3): 175-179 (2004) |
| 2 | EE | Haixing Zhao,
Xueliang Li,
Ruying Liu,
Chengfu Ye:
The Chromaticity of Certain Complete Multipartite Graphs.
Graphs and Combinatorics 20(3): 423-434 (2004) |
| 1999 |
| 1 | EE | Ligong Wang,
Xueliang Li,
Ruying Liu:
Integral Trees With Diameter 6 or 8.
Electronic Notes in Discrete Mathematics 3: 208-213 (1999) |