title: spirit : sequential pattern mining with regular expression constraints. authors: m garofalakis , r rastogi , k shim. venue: vldb. year: 1999
title: rastogi r. shim k. spirit : sequential pattern mining with regular expression constraints. authors: m garofalkis. venue: proc . 1999 int . conf . very large data bases ( vldbâ ?? 99 ) , & hellip ; ,. year: nan