1. Assessment Reform Group 2002 Assessment for learning: 10 principles http://assessmentreformgroup.files.wordpress.com/2012/01/10principles_english.pdf
2. Inexorable and inevitable: The continuing story of technology and assessment;Bennett;Journal of Technology, Learning, and Assessment,2002
3. Measuring oral proficiency in distance, face-to-face, and blended classrooms;Blake;Language Learning and Technology,2008