R. P. S., R. Béla Kádar, Pequeños países en la economía mundial. Studies on Developing Countries, no. 34, Budapest, Center for Afro-Asian Research of the Hungarian Academy of Sciences, 1970, 31 p. Estudios Demográficos y Urbanos, [S. l.], v. 5, n. 02, p. 246, 1971. DOI: 10.24201/edu.v5i02.134. Disponível em: https://estudiosdemograficosyurbanos.colmex.mx/index.php/edu/article/view/134. Acesso em: 28 mar. 2024.