Source: https://www.researchgate.net/profile/Mirna-Safi/publication/273189170_La_dimension_spatiale_de_l'integration_evolution_de_la_segregation_des_populations_immigrees_en_France_entre_1968_et_1999/links/55e427c808ae6abe6e8e9196/La-dimension-spatiale-de-lintegration-evolution-de-la-segregation-des-populations-immigrees-en-France-entre-1968-et-1999.pdf