6Sable, K.A., & Kling, R.W., (2001), The Double Public Good: A Conceptual Framework for "shared experience", Values Associated with Heritage Conservation, Journal of Cultural Economics, 25.
7Cliffs, G. (2005), The Lexical Semantics of Culture, Language Science, (1).
8Landry, C., (2008), The Creative City: A Toolkit for Urban Innovators (2nd ed.), P,.outledge.