Shaker, N. et al. 2013. Ropossum: An Authoring Tool for Designing, Optimizing and Solving Cut the Rope Levels. Proceedings of the AAAI Conference on Artificial Intelligence and Interactive Digital Entertainment. 9, 1 (Oct. 2013), 215–216. DOI:https://doi.org/10.1609/aiide.v9i1.12611.