WASET
    A. Buasri and  N. Chaiyut and  K. Iamma and  K. Kongcharoen and  K. Cheunsakulpong,  Preparation and Properties of Biopolymer from L-Lactide (LL) and ε-Caprolactone (CL).   journal   = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2012, vol. 66(6). 528 - 531
    [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/9996926.