The following is a list of print resources I've used in past sporadic-E research efforts.This list complements the list on the primary Sporadic-E reference page, which has a selection of "must-read" research.

LISTED IN CHRONOLOGICAL ORDER

• Smith, E.K., Worldwide Occurrence of Sporadic E, National Bureau of Standards Circular 582, 1957

• Thomas, J.A. and Smith, E.K., A survey of the present knowledge of sporadic-E ionization, Journal of Atmospheric and Terrestrial Physics, 13, 295-314, 1959

• Whitehead, J.D., The formation of the sporadic-E layer in the temperate zones, Journal of Atmospheric and Terrestrial Physics, 20, 49-58, 1961

• Rastogi, R.G., Thunderstorms and sporadic-E layer ionization over Ottawa, Canada, Journal of Atmospheric and Terrestrial Physics, 24, 533-540, 1962

• Heisler, L.H and Whitehead, J.D., Rapid variations in the sporadic-E region, Journal of Atmospheric and Terrestrial Physics, 24, 753-764, 1962

• Layzer, David, Generalization and Critique of the Wind-Shear Theory of Sporadic-E, Journal of Geophysical Research, 69, 1853-1860, 1964

• Whitehead, J.D, Comments on 'Generalization and Critique of the Wind-Shear Theory of Sporadic E' by David Layzer, Journal of Geophysical Research, 69, 5091-5092, 1964

• Axford, W.I., Comments on 'Generalization and Critique of the Wind-Shear Theory of Sporadic E' by David Layzer, Journal of Geophysical Research, 69, 5093-5096, 1964

• Layzer, David, Reply [to the above Comments], Journal of Geophysical Research, 69, 5098-5104, 1964

• Wilson, M., Midlatitude Intense Sporadic-E Propagation, QST, December 1970 and March 1971

• Whitehead, J.D., Difficulty Associated with Wind-Shear Theory of Sporadic E, Journal of Geophysical Research, 76, 3127-3135, 1971

• Kolawole, L.B., and Derblom, H., Skywave backscatter studies of temperate latitude Es, Journal of Atmospheric and Terrestrial Physics, 40, 785-792, 1978

• Whitehead, J.D., On the peculiar shape of sporadic-E clouds, Journal of Atmospheric and Terrestrial Physics, 40, 1025-1028, 1978

• Smith, E.K., Temperate zone sporadic-E maps (foEs > 7 MHz), Radio Science, 13, 571-575, 1978

• Whitehead, J.D., Recent work on mid-latitude and equatorial sporadic-E, Journal of Atmospheric and Terrestrial Physics, 51, 401-424, 1989

• Mathews, J.D., Sporadic E: current views and recent progress, Journal of Atmospheric and Solar-Terrestrial Physics, 60, 413-435, 1998