1. Aczél, J. (ed.): Lectures on Functional Equations and Their Applications, vol. 19. Academic Press, Cambridge (1966)
2. Batchelder, W.H., Colonius, H., Dzhafarov, E.N., Myung, J. (eds.): New Handbook of Mathematical Psychology: Volume 1, Foundations and Methodology. Cambridge University Press, Cambridge (2016)
3. Bukowski, W.M., Castellanos, M., Persram, R.J.: The current status of peer assessment techniques and sociometric methods. In: Marks, P.E.L., Cillessen, A.H.N. (eds.) New Directions in Peer Nomination Methodology. New Directions for Child and Adolescent Development, vol. 157, pp. 75–82 (2017)
4. Cresta, R.-A.: Peer Performance Scoring System (PPASS). Technical report, BSc Computing (Software Engineering) dissertation, University of Northampton (2018). 148p.
5. Dijkstra, J., Latijnhouwers, M., Norbart, A., Tio, R.A.: Assessing the “I” in group work assessment: state of the art and recommendations for practice. Med. Teach. 38(7), 675–682 (2016)