The following publications are possibly variants of this publication:
- CLEF 2009 Ad Hoc Track Overview: TEL and Persian TasksNicola Ferro, Carol Peters. clef 2010: 13-35 [doi]
- CLEF 2008: Ad Hoc Track OverviewEneko Agirre, Giorgio Maria Di Nunzio, Nicola Ferro, Thomas Mandl, Carol Peters. clef 2009: 15-37 [doi]
- CLEF 2007: Ad Hoc Track OverviewGiorgio Maria Di Nunzio, Nicola Ferro, Thomas Mandl, Carol Peters. clef 2008: 13-32 [doi]
- CLEF 2008: Ad Hoc Track OverviewEneko Agirre, Giorgio Maria Di Nunzio, Nicola Ferro, Thomas Mandl, Carol Peters. clef 2008: [doi]
- CLEF 2007: Ad Hoc Track OverviewGiorgio Maria Di Nunzio, Nicola Ferro, Thomas Mandl, Carol Peters. clef 2007: [doi]
- CLEF 2006: Ad Hoc Track OverviewGiorgio Maria Di Nunzio, Nicola Ferro, Thomas Mandl, Carol Peters. clef 2006: [doi]