1. Barrett , H. 2003, October The eportfolio: A revolutionary tool for education and training? http:electronic portfolios.orgportfolioseifel.pdf
2. Barrett , H. 2004a, March Differentiating electronic portfolios and online assessment management systems. http:electronicportfolios.orgsystemsconcerns.html
3. Barrett , H. 2004b Electronic portfolios as digital stories of deep learning: Emerging digital tools to support reflection in learner-centered portfolios. http:electronicportfolios.orgdigistoryepstory.html