1. Steinbüchel, A., 1991, Polyhydroxyalkanoic acids. In Biomaterials: Novel Materials from Biological Sources (D. Byrom, ed.), Stockton, New York, pp 124–213.
2. Chen, G.Q., Wu, Q., Zhao, K., and Yu, P.H., 2000, Functional polyhydroxyalkanoates synthesized by microorganisms. Chinese J. Polym. Sci. 5: 389–396.
3. Doi, Y., Kitamura, S., and Abe, H., 1995, Microbial synthesis and characterization of poly(3-hydroxybutyrate-co-3-hydroxyhexanoate). Macromolecules 28: 4822–4828.
4. Hrabak, O., 1992, Industrial production of poly-β-hydroxybutyrate. FEMS Microbiol. Rev. 103:251–256.
5. Byrom, D., 1992, Production of poly-β-hydroxybutyrate and poly-β-hydroxyvalerate copolymers. FEMS Microbiol. Rev. 103: 247–250.