1. Smith PM (1976) The chemotaxonomy of plants. Edward Arnold, London
2. Laufer H (1962) Macromolecular patterns in development and evolution. In: Leone CA (ed) Taxonomic biochemistry and serology. Ronald, New York, p 171
3. Harborne JB (1982) Introduction to ecological biochemistry. Academic, London
4. Scheuer PJ (ed) (1978–1983) Marine natural products chemical and biological perspectives. Academic, New York, vols 1–5
5. Faulkner DJ (1977) Tetrahedron 33:1421