L. Von-ahn, M. Blum, N. Hopper, and J. Langford, CAPTCHA: Using Hard AI Problems for Security, Advances in Cryptology, Eurocrypt, pp.294-311, 2003.
DOI : 10.1007/3-540-39200-9_18

J. Grainger, Cracking the orthographic code: An introduction, Language and Cognitive Processes, vol.53, issue.1, pp.1-35, 2008.
DOI : 10.1037/0096-1523.24.4.1131

URL : https://hal.archives-ouvertes.fr/hal-00202912

G. Mori and J. Malik, Recognizing objects in adversarial clutter: breaking a visual CAPTCHA, 2003 IEEE Computer Society Conference on Computer Vision and Pattern Recognition, 2003. Proceedings., 2003.
DOI : 10.1109/CVPR.2003.1211347

K. Forster and C. Davis, Repetition priming and frequency attenuation in lexical access., Journal of Experimental Psychology: Learning, Memory, and Cognition, vol.10, issue.4, pp.680-698, 1984.
DOI : 10.1037/0278-7393.10.4.680

K. Forster, The pros and cons of masked priming, Journal of Psycholinguistic Research, vol.27, issue.2, pp.203-233, 1998.
DOI : 10.1023/A:1023202116609

R. Ratcliff, Methods for dealing with reaction time outliers., Psychological Bulletin, vol.114, issue.3, pp.510-532, 1993.
DOI : 10.1037/0033-2909.114.3.510

M. Perea, J. Duabeitia, and M. Carreiras, R34D1NG W0RD5 W1TH NUMB3R5., Journal of Experimental Psychology: Human Perception and Performance, vol.34, issue.1, pp.237-241, 2008.
DOI : 10.1037/0096-1523.34.1.237

C. Gil-lópez, M. Perea, C. Moret-tatay, and M. Carreiras, Can masked priming effects be obtained with words?, Attention, Perception, & Psychophysics, vol.31, issue.6, pp.1643-1649, 2011.
DOI : 10.3758/s13414-011-0174-y

L. Cohen, S. Dehaene, F. Vinckier, A. Jobert, and A. Montavont, Reading normal and degraded words: Contribution of the dorsal and ventral visual pathways, NeuroImage, vol.40, issue.1, pp.353-366, 2008.
DOI : 10.1016/j.neuroimage.2007.11.036

L. Von-ahn, B. Maurer, C. Mcmillen, D. Abraham, and M. Blum, reCAPTCHA: Human-Based Character Recognition via Web Security Measures, Science, vol.321, issue.5895, pp.1465-146, 2004.
DOI : 10.1126/science.1160379