Page, Ralph H.Ralph H.PageLarkin, Robert, J.Robert, J.LarkinKung, A. H.A. H.KungShen, Y. R.Y. R.Shen李遠哲Lee, Yuan-TsehYuan-TsehLee2009-01-202018-07-102009-01-202018-07-101987http://ntur.lib.ntu.edu.tw//handle/246246/102674en-USFrequency Tripling into the 720-1025 埃 Region with Pulsed Free Jetsjournal article