Gadolin Axel (de).— The Solution of the Karelian Refugee Problem in Finland; Petersen William.— Some Factors influencing Postwar Emigration from the Netherlands; Hofstee E.W.— Some Remarks on Selective Migration ChroniquesPar C. L.Vol. 7, 1952/4, pages 761 à 761 Voir l'article sur Persée