1. Addis Ababa University: Procedures of Modularization and Block Teaching. 2009, Ethiopia: Masters program of the Addis Ababa University, Available from http://www.aau.edu.et
2. Davies MW: Intensive teaching formats: a review. Issues Educ Res. 2006, 16 (1): 1-20.
3. Daniel EL: A review of time-shortened courses across disciplines. Coll Stud J. 2000, 34: 298-308.
4. Beattie K, James R: Flexible coursework delivery to Australian postgraduates: how effective is the teaching and learning?. High Educ. 1997, 33 (2): 177-194. 10.1023/A:1002991406703.
5. Harasim L: Teaching and learning online: issues in designing computer-mediated graduate courses. Can J Educ Commun. 1987, 16 (2): 117-135.