1. The value of public libraries in society;Aabø;Norsk Tidsskrift for Bibliotekforskning,1997
2. Citizens' assessment of public libraries;Aabø;Nordisk Kulturpolitisk Tidskrift,1998
3. Verdsetting av folkebibliotek;Aabø,2001
4. Aabø, S. (in press). Valuation of public libraries. In C. G. Johannsen & L. K. (Eds.), New frontiers in public library research. Lanham, MD: Scarecrow.
5. Rational choice and valuation of public libraries: Can economic models for evaluating non-market goods be applied to public libraries;Aabø;Journal of Librarianship and Information Science,2002