Lexikonexpansion - Vom XML-annotierten Stammformenlexikon zum Vollformenlexikon. - Jens Pönninghaus; Andreas Witt (GLDV-Jahrestagung, 2001)

Co-reference annotation and resources: A multilingual corpus of typologically diverse languages. - Felix Sasaki; Claudia Wegener; Andreas Witt; Dieter Metzing; Jens Pönninghaus (LREC, 2002)

Testing Structural Properties in Textual Data: Beyond Document Grammars. - Felix Sasaki; Jens Pönninghaus (Lit. Linguistic Comput., 2003)

Linguistic Information Modeling: From Kilivila Verb Morphology to RelaxNG. - Dieter Metzing; Jens Pönninghaus (Aspects of Automatic Text Analysis, 2007)