Media type: E-Article Title: Free vibration analysis of cylindrical helical springs by the pseudospectral method Contributor: Lee, Jinhee Published: Elsevier BV, 2007 Published in: Journal of Sound and Vibration, 302 (2007) 1-2, Seite 185-196 Language: English DOI: 10.1016/j.jsv.2006.11.008 ISSN: 0022-460X Keywords: Mechanical Engineering ; Mechanics of Materials ; Acoustics and Ultrasonics ; Condensed Matter Physics Origination: Footnote: