@article{article, title  = {{Evaluating two methods for Treebank grammar compaction.}},

 url = {{http://eprints.whiterose.ac.uk/1631/ }},

 year = {{1999}},

 month = {{1}},

 author = {{Krotov A and Hepple M and Gaizauskas RJ and Wilks Y}},

 volume = {{5}},

 journal = {{Nat. Lang. Eng.}},

 pages = {{377-394}},

 note = {{Accessed on 2024/09/20}}}