A Nested Layered Threshold Model for Dynamic Task Allocation. - Tom De Wolf; Liesbeth Jaco; Tom Holvoet; Elke Steegmans (Ant Algorithms, 2002)

Adaptable Access Control Policies for Medical Information Systems. - Tine Verhanneman; Liesbeth Jaco; Bart De Win; Frank Piessens; Wouter Joosen (DAIS, 2003)