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Larosiliere, G.D.; Carter, L.D.; Meske, C.: How does the world connect? : exploring the global diffusion of social network sites (2017)
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Shepherd, M.; Duffy, J.F.J.; Watters, C.; Gugle, N.: ¬The role of user profiles for news filtering (2001)
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Beaulieu, M.: Interaction in information searching and retrieval (2000)
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Xie, I.; Cool, C.: Understanding help seeking within the context of searching digital libraries (2009)
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