Nature, diffraction-free propagation via space-time correlations, and nonlinear generation of time-diffracting light beams. PHYSICAL REVIEW A 97, 0-11 (2018). DOI: 10.1103/PhysRevA.97.063803 Deja un comentario / 2018, Publicaciones / Por admin https://doi.org/10.1103/PhysRevA.97.063803