| |
| 2008 | ||
|---|---|---|
| 3 | EE | Pak Tung Ho: The crossing number of K1, m, n. Discrete Mathematics 308(24): 5996-6002 (2008) |
| 2007 | ||
| 2 | EE | Pak Tung Ho: The crossing number of C(3k+1;{1, k}). Discrete Mathematics 307(22): 2771-2774 (2007) |
| 2005 | ||
| 1 | EE | Pak Tung Ho: The crossing number of K4, n on the real projective plane. Discrete Mathematics 304(1-3): 23-33 (2005) |