TY - RPRT TI - Temporal effects in ultrashort pulsed beams focused by planar diffracting elements. AU - Carlos J Zapata-Rodríguez PY - 2006 DO - 10.1364/josaa.23.002335 UR - https://pubmed.ncbi.nlm.nih.gov/16912763/ ID - 16912763 ER -