1. Negative feedback as regulation and second language learning in the zone of proximal development;Aljaafreh;Modern Language Journal,1994
2. Brown, A.L., & Ferrara, R.L. (1985). Diagnosing zones of proximal development. In J. V. Wertsch (Ed.), Culture, communication, and cognition: Vygotskian perspectives (pp. 273-305). Cambridge: Cambridge University Press.
3. Bodrova, E., & Leong, D.J. (1995). Tools of the mind: The Vygotsky an approach to early childhood education. New York: Merill/Prentice-Hall.
4. Principles of dynamic assessment: the application of a specific model;Carlson;Learning and Individual Differences,1992
5. Dynamic assessment and its potential for the assessment of reading competence;Dorfler;Studies in Educational Evaluation,2009