The mobility laws of location-based gamesLeonardo Tonetto, Eemil Lagerspetz, Aaron Yi Ding, Jörg Ott, Sasu Tarkoma and Petteri NurmiEPJ Data Sci., 10 1 (2021) 10DOI: https://doi.org/10.1140/epjds/s13688-021-00266-x