C. Comparot, O. Haemmerlé, and N. Hernandez, An Easy Way of Expressing Conceptual Graph Queries from Keywords and Query Patterns, ICCS. pp, pp.84-96, 2010.
DOI : 10.1007/978-3-642-14197-3_11

C. Pradel, O. Haemmerlé, and N. Hernandez, Expressing Conceptual Graph Queries from Patterns: How to Take into Account the Relations, Proceedings of the 19th International Conference on Conceptual Structures, pp.234-247, 2011.
DOI : 10.1007/978-3-642-22688-5_17

C. Pradel, O. Haemmerlé, N. Hernandez, M. Croitoru, S. Rudolph et al., A semantic web interface using patterns: The swip system (regular paper), IJCAI-GKR Workshop No. 7205 in LNAI, pp.172-187, 2011.

C. Pradel, G. Peyet, O. Haemmerlé, and N. Hernandez, Swip at qald-3: results, criticisms and lesson learned (working notes) In: CLEF 2013, pp.2013-262013, 2013.