Przeworska, J. and Turzyński, M. 2023. Who can be called a resident? An attempt to estimate the population of Pomorskie voivodship in 2019 based on big data from mobile phone users. Konwersatorium Wiedzy o Mieście. 36, 8 (Dec. 2023), 81–88. DOI:https://doi.org/10.18778/2543-9421.08.06.