## Volume 21 (2000)

- Rolf Rees, Nabil Shalaby and A. Sharary
- Changiz Eslahchi
- Gary Chartrand, Linda Eroh, Frank Harary and Ping Zhang
- G. Ge
- Chi-i Chan and Tsuyoshi Nishimura
- E. Ballico and A. Cossidente
- On the finite field Nullstellensatz, pp.57–60

- Jiong-Sheng Li and Ping Wang
- M.J. Grannell, T.S. Griggs and A. Rosa
- R.J.R. Abel, F.E. Bennett, H. Zhang and L. Zhu
- Lutz Volkmann
- Diane Donovan and Adelle Howse
- Towards the spectrum of critical sets, pp.107–130

- Jürgen Bierbrauer and T. Aaron Gulliver
- New linear codes over ${I\kern-0.35em F}_9$, pp.131–140

- Chuan-Kun Wu and Ed Dawson
- Angela Niculitsa and Heinz-Juergen Voss
- Hong Wang
- Cheng-De Wang and Philip A. Leonard
- More on sequences in groups, pp.187–196

- Beiliang Du
- Dingjun Lou
- On matchability of graphs, pp.201–210

- Ch. Eslahchi, A.J.W. Hilton and P.D. Johnson Jr.
- Progress on the Hall-Number-Two problem, pp.211–236

- Ligong Wang and Xueliang Li
- Kazuhiko Ushio
- Zhou Bo
- Midori Kobayashi, Nobuaki Mutoh and Gisaku Nakamura
- Helmut Prodinger
- S.I. El-Zanati, M.J. Kenig and C. Vanden Eynden
- Near $\alpha$-labelings of bipartite graphs, pp.275–285

- Kevin T. Phelps
- An enumeration of 1-perfect binary codes, pp.287–298

- Fernanda Pambianco and Emanuela Ughi
- Derek Holton and Robert E.L. Aldred