Volume 1 (1990)
- L. Caccetta and S. Mardiyono
- On maximal sets of one-factors, pp.5–14
- L. Caccetta and Purwanto
- D. Chen and D.R. Stinson
- R.J. Clarke
- E. Dawson, J. Asenstorfer and P. Gray
- Warwick de Launey
- Diane Donovan
- The centre of a sloop, pp.83–89
- Ken Gray
- C.C. Lindner
- Paul Moore and Rolf Rees
- Christine M. O'Keefe
- Ovals in Desarguesian planes, pp.149–159
- William D. Palmer
- Sandra J. Pattison and Deborah J. Street
- Cheryl E. Praeger
- R.G. Stanton and R.W. Buskens
- Excess graphs and bicoverings, pp.207–210
- Marta Sved
- Fractals, recursions, divisibility, pp.211–232
- W.D. Wallis and Julin Wu
- Generalized clique coverings of chordal graphs, pp.233–236
- Xiaoji Wang
- New results on the costs of Huffman trees, pp.237–243