Korcelli-Olejniczak, Ewa, et al. “Influence of Hyper-Diversity and Gentrification on Social Mobility and Economic Performance in Praga-Północ in Warsaw”. Konwersatorium Wiedzy O Mieście, vol. 29, no. 1, Dec. 2016, pp. 31-42, doi:10.18778/2543-9421.01.04.