1. Ackerman, E. A. (1945). Geographic training, wartime research, and immediate professional objectives. Annals of the Association of American Geographers, 35, 121–143. doi: 10.1080/00045604509357271 .
2. Agnew, J. (2009). The impact factors. AAG Newsletter, 44, 3.
3. Agnew, J. A., & Duncan, J. S. (1981). The transfer of ideas into Anglo-American human geography. Progress in Human Geography, 5, 42–57.
4. Alasuutari, P. (2004). The globalization of qualitative research. In C. Seale, D. Silverman, J. Gubrium, & G. Gobo (Eds.), Qualitative research practice (pp. 595–608). London: Sage.
5. Albert, M. (2003). Universities and the market economy: The differential impact of knowledge production in sociology and economics. Higher Education, 45, 147–182. doi: 10.1023/A:1022428802287 .