THOMSON, D. and MITROVIC, A. (2010) “PRELIMINARY EVALUATION OF A NEGOTIABLE STUDENT MODEL IN A CONSTRAINT-BASED ITS”, Research and Practice in Technology Enhanced Learning, 5(1), pp. 19–33. Available at: https://rptel.apsce.net/index.php/RPTEL/article/view/2010-05002 (Accessed: 25 November 2024).