Context Driven XML Retrieval Aneliya Tincheva author 2009-09 text Proceedings of the Student Research Workshop Irina Temnikova editor Ivelina Nikolova editor Natalia Konstantinova editor Association for Computational Linguistics Borovets, Bulgaria conference publication tincheva-2009-context https://aclanthology.org/R09-2015/ 2009-09 83 88