TY - RPRT TI - X-ray generation in strongly nonlinear plasma waves. AU - S Kiselev AU - A Pukhov AU - I Kostyukov PY - 2004 DO - 10.1103/physrevlett.93.135004 UR - https://pubmed.ncbi.nlm.nih.gov/15524730/ ID - 15524730 ER -