WASET
    Daniel Tarrazó-Serrano and  Sergio Pérez-López and  Sergio Castiñeira-Ibáñez and  Pilar Candelas and  Constanza Rubio,  MRI Compatible Fresnel Zone Plates made of Polylactic Acid.   journal   = {International Journal of Biomedical and Biological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2018, vol. 140(8). 348 - 352
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/10009442.