A Model of Vietnamese Person Named Entity Question Answering System Mai-Vu Tran author Duc-Trong Le author Xuan Tu Tran author Tien-Tung Nguyen author 2012-11 text Proceedings of the 26th Pacific Asia Conference on Language, Information, and Computation Ruli Manurung editor Francis Bond editor Faculty of Computer Science, Universitas Indonesia Bali, Indonesia conference publication tran-etal-2012-model https://aclanthology.org/Y12-1035/ 2012-11 325 332