3David Rigby.Present and Future Markets for Sports and Leisurewear[C].33rd International Man-Made Fibre Congress,Austria:Dornbirn,1994:36-39.
4INVISTA presents advanced solutions to meet the needs[EB/OL].[2006-12-15].http://www.lycra.com/en/press-center/press-releases-detail.aspx? param = 228 & topics = All.