References
- BANNON, J. K., 1951: Meteorological Aspects of Turbu-lence Affecting Aircraft at High Altitude. Meteor. Office„ London, Professional Notes No 104, 16 PP.
- BJERKNES, J., MILDNER, P., PALMEN, E., and WEICKMANN, L., 1939: Synoptisch-aerologische Untersuchung der Wetterlage während der internationalen Tage vom 13. bis 18. Dezember 1937. Vert:ff. des Geophys. Inst. der Univ. Leipzig, XII, I, pp 1-107.
- BJERKNES, J., and PALMEN, E., 1937: Investigations of Selected European Cyclones by Means of Serial Ascents. Geof. Publ., XII No 2, 62 pp.
- HARRISON, 1950. Some Characteristics of the Upper Level Low and Jet Streams. United Airlines Circular, No. 34.
- HEWSON, E. W. and LONGLEY, R. W., 1944 : Meteorology Theoretical and Applied. New York, J. Wiley and Sons, Inc., 468 pp.
- HISLOP, G. S., 1951: Clear Air Turbulence over Europe. Journal of the Royal Aeron. Soc., April 1951, pp. 185–225.
- NYBERG, A. and PALMEN, E., 1942: Synoptisch-aerolo-gische Bearbeitung der interns tionalen Registrier-ballonaufstiege in Europa in den Zeit 17-19 Ok-tober 1935. Statens Met.-Hydr. Anstalt, Medd., Serien Uppsatser, 40, 43 pp.
- PALMEN, E. and NEWTON, C. W., 1950: On the Three-Dimensional Motions in an Outbreak of Polar Air. Dept. Met., Univ. of Chicago, Technical Report, 21 pp. (Also in Journal of Meteor., 8, 1, pp. 25–39.)