Ruchkin, V., Eremin, S., Zaitseva, E., Zamylin, E. y Pechnikov, G. (2019) Migration processes and socio-economic development of the regions, Amazonia Investiga, 8(24), pp. 516-525. Disponible en: https://www.amazoniainvestiga.info/index.php/amazonia/article/view/1047 (Accedido: 18mayo2024).