1. Aylward, B. T. (1971). The Oxford ‘A’ level examination in design: An interim appraisal of an experimental approach. Studies in Design Education Craft and Technology, 4(1), 35–45.
2. Barrett, H. C. (2004). Electronic portfolios as digital stories of deep learning. Retrieved from
http://electronicportfolios.org/digistory/epstory.html
3. Butler, P. (2006). A review of the literature on portfolios and electronic portfolios. Retrieved from
https://akoaotearoa.ac.nz/download/ng/file/group-996/n2620-eportfolio-research-report.pdf
4. Dagan, O., & Stables, K. (2013). Assessment in My Palm: Using dynamic, web based e-portfolios for formative and summative assessment. Paper presented at the International Association for Educational Assessment: 39th Annual Conference, Tel Aviv.
5. Davies, A., & Le Mahieu, P. (2003). Assessment for learning: Reconsidering portfolios and research evidence. In M. Segers, F. Dochy, & E. Cascallar (Eds.), Innovation and change in professional education: Optimising new modes of assessment: In search of Qualities and standards (pp. 141–169). Dordrecht: Kluwer Academic Publishers.