Fain, BenjaminBenjaminFain林聖賢Lin, Sheng-HsienSheng-HsienLin2009-01-202018-07-102009-01-202018-07-101994http://ntur.lib.ntu.edu.tw//handle/246246/102834en-USLaser-driven Spontaneous Emission:Calculation by Fourth Order Approximationjournal article