@inbook{dbisII02,
   author = "T. Morzy and M. Wojciechowski and M. Zakrzewicz",
   title = "Efficient Constraint-Based Sequential Pattern Mining Using Dataset Filtering Techniques",
   editor = "H-M. Haav and A. Kalja",
   booktitle = "Databases and Information Systems II, Selected Papers from the Fifth International Baltic Conference",
   publisher = "Kluwer Academic Publishers",
   year = "2002",
   pages = "297--310",
}