TY - RPRT TI - Two-color free-electron laser operation. AU - DA Jaroszynski AU - R Prazeres AU - F Glotin AU - JM Ortega PY - 1994 DO - 10.1103/physrevlett.72.2387 UR - https://pubmed.ncbi.nlm.nih.gov/10055867/ ID - 10055867 ER -