Muriel Franco, Bruno Rodrigues, Burkhard Stiller: MENTOR: The Design and Evaluation of a Protection Services Recommender System; 15th International Conference on Network and Service Management (CNSM 2019), Halifax, Canada, October 2019, pp 1-7. URL: https://files.ifi.uzh.ch/CSG/staff/franco/extern/publications/MENTOR-CNSM19.pdf.