3Caridt, A. & Colurcio, M. (2013). Viral marketing communication :just sales or more? Business Systems Review,2 ( 1 ), pp. 99 - 110.
4Hinz, O. , Skiera, B. , Barrot, C. & Becker, J. U. ( 2011 ). Seeding strategies for viral marketing: an empirical comparison. Journal of Marketing,75 (6) ,pp. 55 -71.
5Keller, K. L. (1993). Conceptualizing measuring and managing customer- based brand equity. Journal of Marketing,57 (1), pp. 1 -22.
6Keller, K. L. & Lehmann, D. R. ( 2006 ). Brands and branding: research findings and future priorities. Marketing Science,25 ( 6 ), pp. 740 - 759.
7Yoo, B. & Donthu, N. (2001). Developing and validating a multidimensional consumer - based brand equity scale. Journal of Business Research 52(1) ,pp. 1 -14.
8Lassar,W. ,Mittal B. & Sharma A. (1995). Measuring customerbased brand equity. Journal of Consumer Marketing,12(4) ,pp. 11 - 19.
9Aaker, D. A. (1991). Managing brand equity:capitalizing on the value of a brand name, New York :Free Press.
10Keller, K. L (1993). Conceptualizing measuring and managing customer-based brand equity. Journal of Marketing,57 (1), pp. 1 -22.
