@ARTICLE{Sezgin2008Sketch,
  AUTHOR =       {Tevfik Metin Sezgin and Randall Davis},
  TITLE =        {Sketch recognition in interspersed drawings using time-based graphical models},
  JOURNAL =      {Computers and Graphics},
  YEAR =         {2008},
  volume =       {32},
  number =       {5},
  month =        {October},
  pages =        {500-510},
}