Bjorck, Johan, Yiwei Bai, Xiaojian Wu, Yexiang Xue, Mark Whitmore, and Carla Gomes. 2018. “Scalable Relaxations of Sparse Packing Constraints: Optimal Biocontrol in Predator-Prey Networks”. Proceedings of the AAAI Conference on Artificial Intelligence 32 (1). https://ojs.aaai.org/index.php/AAAI/article/view/11340.