Chen, Jen-SanJen-SanChen2008-10-282018-06-282008-10-282018-06-281997http://ntur.lib.ntu.edu.tw//handle/246246/85595application/pdf635795 bytesapplication/pdfen-USNatural Frequencies and Stability of an Axially Traveling String in Contact With a Stationary Load Systemjournal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/85595/1/33.pdf