Liviu Petrisor Dinu Andrea Sgarro A Low-complexity Distance for DNA Strings. 361-372 2006 73 Fundam. Inform. 3 http://iospress.metapress.com/openurl.asp?genre=article&issn=0169-2968&volume=73&issue=3&spage=361 db/journals/fuin/fuin73.html#DinuS06