References
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- NYBERG, A. 1949: An aerological study of large-scale atmospheric disturbances. Tellus. I, I, pp. 44–53.
- PALMÉN, E. 1949: On the origin and structure of high-level cyclones south of the maximum westerlies. Tenus. 1, r, pp. 22–31.
- PALMEN, E. and NAGLER K. M. 1949: The formation and structure of a large-scale disturbance in the wester-lies. Journ. of Meteor. 6, 4, PP. 227–242.
- RAETHJEN, P. 1949: Zyklogenetische Probleme. Arch. Meteor. Geoph. u. Biolelim. Ser. A, I, 3-4, PP-295-346.
- Staff Members Dep. of Meteor. Univ. of Chicago. 1947: On the general circulation of the atmosphere in middle latitudes. Bull Am. Meteor. Soc. 28, 6, pp. 255–280.