Hernández Ulloa, Carlos, William Yeoh, Jorge A. Baier, Han Zhang, Luis Suazo, and Sven Koenig. 2020. “A Simple and Fast Bi-Objective Search Algorithm”. Proceedings of the International Conference on Automated Planning and Scheduling 30 (1):143-51. https://doi.org/10.1609/icaps.v30i1.6655.