C. Dima, Answering natural language questions with Intui3, CLEF 2014 Working Notes Papers, 2014.

N. Thierry-hamon, F. Grabar, F. Mougin, and . Thiessard, Description of the POMELO system for the task 2 of QALD-2014, CLEF 2014 Working Notes Papers, 2014.

V. Lopez, C. Unger, P. Cimiano, and E. Motta, Evaluation question answering over linked data, Journal of Web Semantics

V. Lopez, V. S. Uren, M. Sabou, and E. Motta, Is question answering fit for the semantic web?: A survey, Semantic Web, pp.125-155, 2011.

A. Marginean, GFMed: Question answering over biomedical linked data with Grammatical Framework, CLEF 2014 Working Notes Papers, 2014.

S. Park, H. Shim, and G. Lee, ISOFT at QALD-4: Semantic similarity-based question answering system over linked data, CLEF 2014 Working Notes Papers, 2014.

H. Shizhu, Z. Yuanzhe, K. Liu, and J. Zhao, CASIA@V2: A MLN-based question answering system over linked data, CLEF 2014 Working Notes Papers, 2014.

K. Xu, Y. Feng, and D. Zhao, Answering Natural Language Questions via Phrasal Semantic Parsing, CLEF 2014 Working Notes Papers, 2014.
DOI : 10.1007/978-3-662-45924-9_30

L. Zou, R. Huang, H. Wang, J. Xu-yu, W. He et al., Natural langauge question answering over RDF ? a graph data driven approach, Proceedings of SIGMOD 2014, 2014.