Containes over 2 million dissertations and theses with abstracts, 24 page free previews, and full-text PDF, if available, for dissertations and theses dating back to 1637.
Rozas, L.W. & Klein, W.C. (2010). The value and purpose of the traditional qualitative literature review. Journal of Evidence-Based Social Work, 7(5), 382-399.
Armitage, A. & Keeble-Allen, D. (2008). Undertaking a structured literature review or structuring a literature review: tales from the field. Electronic Journal of Business Research Methods, 6(2), 103-114.