Patil, S., A. Kobsa, A. John, L. S. Brotman, and D. Seligmann,
"Interpersonal Privacy Management in Distributed Collaboration: Situational Characteristics and Interpretive Influences",
Human-Computer Interaction – INTERACT 2009, vol. 5727, Berlin, Heidelberg, Springer, pp. 143-156, 2009.
Wang, Y., and A. Kobsa,
"Performance Evaluation of a Privacy-Enhancing Framework for Personalized Websites",
Proceedings of the 17th International Conference on User Modeling, Adaptation, and Personalization (UMAP 2009), vol. 5535, Berlin, Heidelberg, Springer, 2009.
Scacchi, W.,
"Understanding Requirements for Open Source Software",
Design Requirements Engineering: A Ten-Year Perspective, K, Lyytinen, P. Loucopoulos, J. Mylopoulos, and W. Robinson (eds.), no. 14: Springer-Verlag, pp. 467-494, 2009.