TY - JOUR AU - J. Bardsley BT - Optics Letters DA - Jan-01-1986 DO - 10.1364/OL.11.000612 PY - 1986 EP - 612 T2 - Optics Letters TI - Excited-state stability and x-ray lasers UR - http://www.opticsinfobase.org/abstract.cfm?URI=ol-11-10-612 VL - 11 SN - 0146-9592 ER -