@TechReport{Trost:1991,
      AUTHOR = {Trost, Harald},
      TITLE = {X2MORF: A Morphological Component Based on Augmented Two-Level Morphology},
      YEAR = {1991},
      NUMBER = {RR-91-04},
      ADDRESS = {Saarbrücken},
      TYPE = {Research Report},
      INSTITUTION = {DFKI},
      URL = {ftp://ftp.dfki.uni-kl.de/pub/Publications/ResearchReports/1991/RR-91-04.ps.gz},
      ANNOTE = {COLIURL : Trost:1991:XMCa.pdf Trost:1991:XMCa.ps}
}