Ottosson, Rickard O., Per E. Engström, David Sjöström, Claus F. Behrens, and Anna Karlsson. 2009. “The Feasibility of Using Pareto Fronts for Comparison of Treatment Planning Systems and Delivery Techniques”. Acta Oncologica 48 (2):233-37. https://doi.org/10.1080/02841860802251559.