1. Tu, Y., Tempero, E., Thomborson, C.: Evaluating transparency of requirements documents (March 2014) (unpublished manuscript)
2. Tu, Y.: Transparency in Software Engineering. PhD thesis, University of Auckland, New Zealand, Thesis under examination (2013)
3. Bubenko, J.A.: Challenges in requirements engineering. In: Second IEEE International Symposium on Requirements Engineering (1995)
4. Al-Rawas, A., Easterbrook, S.: Communication problems in requirements engineering: A field study. In: Professional Awareness in Software Engineering (1996)
5. Saiedian, H., Dale, R.: Requirements engineering: Making the connection between the software developer and customer. Inform. Software Tech. 42(6) (2000)