Lila Kari Elena Losseva Stavros Konstantinidis Petr Sosík Gabriel Thierrin A Formal Language Analysis of DNA Hairpin Structures. 453-475 2006 71 Fundam. Inform. 4 http://iospress.metapress.com/openurl.asp?genre=article&issn=0169-2968&volume=71&issue=4&spage=453 db/journals/fuin/fuin71.html#KariLKST06