Singla, Adish, Marco Santoni, Gábor Bartók, Pratik Mukerji, Moritz Meenen, and Andreas Krause. 2015. “Incentivizing Users for Balancing Bike Sharing Systems”. Proceedings of the AAAI Conference on Artificial Intelligence 29 (1). https://doi.org/10.1609/aaai.v29i1.9251.