TY - RPRT TI - The Effect of time ordering on the Lyman α profile AU - Godfrey, J T AU - Vidal, C R AU - Smith, E W AU - Cooper, J PY - 1971 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS MONO 121 DO - 10.6028/NBS.MONO.121 ER -