1. R.J.R. Abel, A.E. Brouwer, C.J. Colbourn, and J.H. Dinitz, Mutually orthogonal Latin squares (MOLS), In: CRC Handbook of Combinatorial Designs, C.J. Colbourn and J.H. Dinitz, Eds., CRC Press, Inc., 1996, pp. 111–142.
2. F.E. Bennett, C.J. Colbourn, and R.C. Mullin, Quintessential pairwise balanced designs, J. Statist. Plan. Infer., to appear.
3. F.E. Bennett and L. Zhu, Further results on the existence of HSOLSSOM(h n ), Australasian J. Combin.14 (1996) 207–220.
4. F.E. Bennett and L. Zhu, The spectrum of HSOLSSOM(h n ) whereh is even, Discrete Math.158 (1996) 11–25.
5. Th. Beth, D. Jungnickel, and H. Lenz, Design Theory, Bibliographisches Institut, Zurich, 1985.