1. M. Gill and W.Steglich, in Progress in the Chemistry of Organic Natural Products, ed. W. Herz, H. Grisebach, G. W. Kirby and C. Tamm, Springer-Verlag, New York, 1987, vol. 51, pp. 1–317
2. Slime moulds (Myxomycetes) as a source of new biologically active metabolites
3. J. Bergman , in Studies in Natural Product Chemistry, ed. Atta-ur-Rahman, Elsevier, Amsterdam, 1988, vol. 1 (Stereoselective synthesis, Part A), pp. 3–30
4. J. Bergman , T.Janosik and N.Wahlstrom, in Advances in Heterocyclic Chemistry, ed. A. Katritzky, Academic Press, New York, 2001, vol. 80, pp. 1–71
5. G. W. Gribble and S. J.Berthel, in Studies in Natural Product Chemistry, ed. Atta-ur-Rahman, Elsevier, Amsterdam, 1993, vol. 12 (Stereoselective synthesis, Part H), pp. 365–409