Sources from presentation, will provide hot links shortly.

[1] J. K. ANGELL and D. H. PACK, “ANALYSIS OF SOME PRELIMINARY LOW-LEVEL CONSTANT LEVEL BALLOON (TETROON) FLIGHTS,” MONTHLY WEATHER REVIEW, vol. 88, no. 7, pp. 235-248, Apr. 1960.

[2] D. Booker and L. W. Cooper, “Superpressure Balloons for Weather Research,” Journal of Applied Meteorology, vol. 4, pp. 122–129, 1965.

[3] N. J. Cherry, “Characteristics and Performance of Three Low-Cost Superpressure Balloon (Tetroon) Systems,” Journal of Applied Meteorology, vol. 10, no. 5, pp. 982-990, 1971.

[4] J. H. Hirsch and D. R. Booker, “Response of Superpressure Balloons to Vertical Air Motions,” Journal of Applied Meteorology, vol. 5, no. April, pp. 226-229, 1966.

[5] W. H. Hoecker, “A Computer Program for Calculating Tetroon Inflation-Factor Nomographs,” Journal of Applied Meteorology, vol. 20, no. 8, pp. 949-954, 1981.

[6] W. H. Hoecker, “A Universal Procedure for Deploying Constant-Volume Balloons and for Deriving Vertical Air Speeds from Them,” Journal of Applied Meteorology, vol. 14, no. September, pp. 1118-1124, 1975.

[7] V. E. Lally and NCAR, “Superpressure Balloons for Horizontal Soundings of the Atmosphere,” NCAR, 0, 1967.

[8] N. Levanon, R. A. Oehlkers, S. D. Ellington, and W. J. Massman, “On the Behavior of Superpressure Balloons at 150 mb,” Journal of Applied Meteorology, vol. 13, no. June, pp. 494-504, 1974.

[9] P. Morel and W. Bandeen, “the EOLE experiments: early results and current objectives,” Bulletin of the American Meteorological Society, vol. 54, no. 4, pp. 298-304, 1973.

[10] P. Morel, J. Fourrier, and P. Sitbon, “The Occurrence of Icing on Constant Level Balloons,” Journal of Applied Meteorology, vol. 7, no. August, pp. 626-634, 1968.

[11] P. G. Scott, T. M. Lew, J. S. Wilbeck, J. L. Rand, and R. H. Brezinskv, “Long Duration Balloon Technology Survey,” Huntsville, 1996.

[12] M. S. Smith and E. L. Rainwater, “OPTIMUM DESIGNS FOR SUPERPRESSURE BALLOONS,” Sulpher Springs, 2002.

[13] TWERLE Team, “The TWERLE Experiment,” Bulletin of the American Meteorological Society, vol. 58, no. 9, pp. 936-948, 1977.

[14] P. B. Voss, “Advances in Controlled Meteorological(CMET) Balloon Systems,” no. May. American Institute of Aeronautics and Astronautics, 1801 Alexander Bell Dr., Suite 500 Reston VA 20191-4344 USA,, pp. 1-5, 2009.