Winbladh, K., H. Ziv, and D. J. Richardson,
"Eliciting required characteristics for usable requirements engineering approaches",
Proceedings of the 2009 ACM symposium on Applied Computing, Honolulu, Hawaii, ACM, pp. 360-364, 2009.
Winbladh, K., H. Ziv, and D. Richardson,
"Evolving requirements in patient-centered software",
3rd workshop on Software Engineering in Health Care (SEHC 11), at the 33rd International Conference on Software Engineering, Waikiki, Honolulu, HI, ACM, May, 2011.