1. (a) Bunin, B. A. The Combinatorial Index; Academic Press: San Diego, 1998.
2. (b) Obrecht, D.; Villalgordo, J. M. Solid-Supported Combinatorial and Parallel Synthesis of Small-Molecular-Weight Compound Libraries; Elsevier Science: Oxford, 1998.
3. (c) Combinatorial Chemistry and Molecular Diversity in Drug Discovery; Gordon, E. M.; Kerwin, J. F., Eds.; Wiley & Sons: New York, 1998.
4. For reviews on recent advances in solid-phase organic reactions, see: (a) Hermkens, P. H. H.; Ottenheijm, H. C. J.; Rees, D. Tetrahedron 1996, 52, 4527–4554.
5. (b) Hermkens, P. H. H.; Ottenheijm, H. C. J.; Rees, D. Tetrahedron 1997, 532, 5643–5678.