Gamon, M.; Leacock, C.; Brockett, C.; Dolan, W. B.; Gao, J.; Belenko, D.; Klementiev, A. Using Statistical Techniques and Web Search to Correct ESL Errors. CALICO 2013, 26 (3), 491-511. https://doi.org/10.1558/cj.v26i3.491-511.