J. A. Bargas-avila, O. Brenzikofer, A. N. Tuch, S. P. Roth, and K. Opwis, Working towards Usable Forms on the Worldwide Web: Optimizing Multiple Selection Interface Elements Advances in Human-Computer Interaction, p.6, 2011.

R. W. Soukoreff and I. S. Mackenzie, Towards a standard for pointing device evaluation, perspectives on 27 years of Fitts??? law research in HCI, International Journal of Human-Computer Studies, vol.61, issue.6, pp.751-789, 2004.
DOI : 10.1016/j.ijhcs.2004.09.001

R. Myung, Keystroke-level analysis of Korean text entry methods on mobile phones, International Journal of Human-Computer Studies, vol.60, issue.5-6, pp.545-563, 2004.
DOI : 10.1016/j.ijhcs.2003.10.002

M. Maragoudakis, N. K. Tselios, N. Fakotakis, and N. M. Avouris, Improving SMS usability using Bayesian Networks. ?n: Methods and Applications of Artificial Intelligence, Lecture Notes in AI, LNAI no, pp.179-190, 2002.
DOI : 10.1007/3-540-46014-4_17
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.12.8086

S. K. Card, T. Moran, and A. Newell, The Psychology of Human Computer Interaction, 1983.

S. K. Card, T. P. Moran, and A. Newell, The keystroke-level model for user performance time with interactive systems, Communications of the ACM, vol.23, issue.7, pp.396-410, 1980.
DOI : 10.1145/358886.358895

B. Healey, Drop Downs and Scroll Mice: The Effect of Response Option Format and Input Mechanism Employed on Data Quality in Web Surveys, Social Science Computer Review, vol.25, issue.1, pp.111-128, 2007.
DOI : 10.1177/0894439306293888

A. Hogg and J. J. Masztal, Drop-down, Radio Buttons, or Fill-in-the-blank? Effects of Attribute Rating Scale Type on Web Survey Responses, Proceedings ESOMAR, 2001.

B. E. John, K. Prevas, D. D. Salvucci, and K. Koedinger, Predictive human performance modeling made easy, Proceedings of the 2004 conference on Human factors in computing systems , CHI '04, pp.455-462, 2004.
DOI : 10.1145/985692.985750
URL : http://act-r.psy.cmu.edu/papers/808/p455-john.pdf

L. Teo and B. E. John, Cogtool-explorer, Proceeding of the twenty-sixth annual CHI conference extended abstracts on Human factors in computing systems , CHI '08, pp.2793-2798, 2008.
DOI : 10.1145/1358628.1358763

J. Cazier and B. Medlin, Password Security: An Empirical Investigation into E-Commerce Passwords and Their Crack Times, Information Systems Security, vol.15, issue.6, pp.45-55, 2006.
DOI : 10.1201/1086/45241.14.2.20050501/88289.3

D. Kieras, Using the Keystroke-Level Model to Estimate Execution Times, 2001.

J. R. Olson and G. M. Olson, The Growth of Cognitive Modeling in Human-Computer Interaction Since GOMS, Human???Computer Interaction, vol.5, issue.2-3, pp.221-265, 1990.
DOI : 10.1080/07370024.1990.9667155

H. Drewes, Only one Fitts' law formula please!, Proceedings of the 28th of the international conference extended abstracts on Human factors in computing systems, CHI EA '10, pp.2813-2822, 2010.
DOI : 10.1145/1753846.1753867

L. Luo and B. E. John, Predicting task execution time on handheld devices using the keystroke-level model, CHI '05 extended abstracts on Human factors in computing systems , CHI '05, pp.1605-1608, 2005.
DOI : 10.1145/1056808.1056977

M. E. Ivory and M. A. Hearst, The state of the art in automating usability evaluation of user interfaces, ACM Computing Surveys, vol.33, issue.4, pp.470-516, 2001.
DOI : 10.1145/503112.503114

P. Holleis, F. Otto, H. Hussmann, and A. Schmidt, Keystroke-level model for advanced mobile phone interaction, Proceedings of the SIGCHI conference on Human factors in computing systems , CHI '07, pp.1505-1514, 2007.
DOI : 10.1145/1240624.1240851
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.192.2364

C. Katsanos, N. Tselios, and N. Avouris, A SURVEY OF TOOLS SUPPORTING DESIGN AND EVALUATION OF WEBSITES BASED ON MODELS OF HUMAN INFORMATION INTERACTION, International Journal on Artificial Intelligence Tools, vol.22, issue.06, pp.755-781, 2010.
DOI : 10.1207/s15327906mbr0102_10