WASET
    S. Z. A. Zaidi and  A. Crosky,  High Strength, High Toughness Polyhydroxybutyrate-Co-Valerate Based Biocomposites.   journal   = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2017, vol. 121(1). 93 - 97
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/10006410.