1. BBSRC (2005), Engineering and Biological Systems Committee (EBS). List of priority areas, http://www.bbsrc.ac.uk/science/areas/ebs/themes/main_tooltech.html#bn accessed 14-09-2006.
2. Becher, T., Trowler, P. R. (2001), Academic Tribes and Territories, Open University Press, Buckingham, UK (2nd ed.).
3. Bordons, M., Morillo, F., Gómez, I. (2004), Analysis of cross-disciplinary research through bibliometric tools. In: H. F. Moed, W. Glänzel, U. Schmoch (Eds) Handbook of Quantitative Science and Technology Research, Kluwer, Dordrecht, pp. 437–456.
4. Bourke, P., Butler, L. (1998), Institutions and the map of science: matching university departments and fields of research, Research Policy, 26: 711–718.
5. Braun, T., Schubert, A. (2003), A quantitative view on the coming of age of Interdisciplinarity in the sciences, 1980–1999, Scientometrics, 58: 183–189.