Rao, A. R.A. R.RaoJeong, G. D.G. D.Jeong張斐章Chang, Fi-JohnFi-JohnChang2009-01-212018-06-292009-01-212018-06-291992-03http://ntur.lib.ntu.edu.tw//handle/246246/106254en-USEstimation of Periodicities in Hydrologic Datajournal article10.1007/BF015816212-s2.0-34249831608http://ntur.lib.ntu.edu.tw/bitstream/246246/106254/1/07.pdf