Brown, C. (2002). Portfolio assessment: how far have we come?. Assessment and Evaluation,
Duffy, M. L., Jones, J., & Thomas S. (1999). Using portfolios to foster independent thinking.
Intervention in School and Clinic, 35(1), 34-37.
Gearhart, M., & Herman, J. (1998). Portfolio assessment: whose work is it? issues in the use of classroom assignments
for accountability. Educational Assessment, 5(1), 41-55.
Dutt-Doner, K., & Gilman, D. (1998). Students react to portfolio
assessment. Contemporary Education, 69(3), 159-165.
Terwilliger, J. (1997). Portfolios and classroom assessment:
some claims and questions. Assessment and Evaluation, 11.