A Class Library for the Integration of NLP Tools: Definition and implementation of an Abstract Data Type Collection for the manipulation of SGML documents in a context of stand-off linguistic annotation X Artola author A Díaz de Ilarraza author N Ezeiza author K Gojenola author G Hernández author A Soroa author 2002-05 text Proceedings of the Third International Conference on Language Resources and Evaluation (LREC’02) Manuel González Rodríguez editor Carmen Paz Suarez Araujo editor European Language Resources Association (ELRA) Las Palmas, Canary Islands - Spain conference publication artola-etal-2002-class https://aclanthology.org/L02-1200/ 2002-05