Todo, M. “Fracture Properties and Toughening Mechanisms of Biodegradable Poly(L-Lactic acid)/Poly(e-Caprolactone) Polymer Blend”. Journal of Composites and Biodegradable Polymers, vol. 6, May 2018, pp. 1-10, doi:10.12974/2311-8717.2018.06.1.