Bibliography
=======================

.. [pavlov2014] Pavlov, A. V. (2014). Photochemistry of ions at D-region altitudes of the ionosphere: A review. Surveys in Geophysics, 35(2), 259-334.

.. [singer1961] Singer, SF. 1961. Science 133 (3459): 1123–24.

.. [brasseur2005] Brasseur, Guy P, and Susan Solomon. 2005. Aeronomy of the Middle Atmosphere: Chemistry and Physics of the Stratosphere and Mesosphere. Vol. 32. Springer Science; Business Media.

.. [smith1972] Smith FL, Smith C (1972) Numerical evaluation of Chapman’s grazing incidence integral ch(X, v). J Geophys Res 77(19):3592–3597

.. [picone2002] Picone, J. M., Hedin, A. E., Drob, D. P., & Aikin, A. C. (2002). NRLMSISE‐00 empirical model of the atmosphere: Statistical comparisons and scientific issues. Journal of Geophysical Research: Space Physics, 107(A12), SIA-15.

.. [mitra1966] Mitra, A. P. (1966). An ionospheric estimate of nitric oxide concentration in the D-region. Journal of Atmospheric and Terrestrial Physics, 28(10), 945-955.

.. [kull1995] Kull, A., Kopp, E., Brasseur, G., & Granier, C. (1995). Ions and electrons in the mesosphere: A model for the quiet D-region. Advances in Space Research, 15(2), 183-186.

.. [friedrich2018] Friedrich, M., Pock, C., & Torkar, K. (2018). FIRI‐2018, an updated empirical model of the lower ionosphere. Journal of Geophysical Research: Space Physics, 123(8), 6737-6751.

.. [solomon2005] Solomon, S. C., & Qian, L. (2005). Solar extreme‐ultraviolet irradiance for general circulation models. Journal of Geophysical Research: Space Physics, 110(A10).

.. [mitra1972] Mitra, A. P., & Rowe, J. N. (1972). Ionospheric effects of solar flares—VI. Changes in D-region ion chemistry during solar flares. Journal of Atmospheric and terrestrial Physics, 34(5), 795-806.

.. [verronen2016] Verronen, P. T., Andersson, M. E., Marsh, D. R., Kovács, T., & Plane, J. M. C. (2016). WACCM‐D—Whole atmosphere community climate model with D‐region ion chemistry. Journal of Advances in Modeling Earth Systems, 8(2), 954-975.

.. [reid1971] Reid, G.C. (1971). The Roles of Water Vapor and Nitric Oxide in Determining Electron Densities in the D-Region. In: Fiocco, G. (eds) Mesospheric Models and Related Experiments. Astrophysics and Space Science Library, vol 25. Springer, Dordrecht. https://doi.org/10.1007/978-94-010-3114-1_15

.. [reid1977] Reid, G. C. (1977). The production of water-cluster positive ions in the quiet daytime D region. Planetary and Space Science, 25(3), 275-290.

.. [levine1985] Levine, J. (Ed.). (2012). The photochemistry of atmospheres. Elsevier.

.. [schunk1978] Schunk, R. W., & Nagy, A. F. (1978). Electron temperatures in the F region of the ionosphere: Theory and observations. Reviews of Geophysics, 16(3), 355-399.

.. [schunk2009] Schunk, R. W., & Nagy, A. F. (2000). Ionospheres: Physics, plasma physics, and chemistry. Cambridge university press.

.. [zawdie2017] Zawdie, K. A., Drob, D. P., Siskind, D. E., & Coker, C. (2017). Calculating the absorption of HF radio waves in the ionosphere. Radio Science, 52(6), 767-783.

.. [davies1990] Davies, K. (1990). Ionospheric radio (No. 31). Iet.

.. [eccles2005] Eccles, J. V., Hunsucker, R. D., Rice, D., & Sojka, J. J. (2005). Space weather effects on midlatitude HF propagation paths: Observations and a data‐driven D region model. Space Weather, 3(1).

.. [mitra1975] Mitra, A. P. (1975). D-region in disturbed conditions, including flares and energetic particles. Journal of Atmospheric and Terrestrial Physics, 37(6-7), 895-913.

.. [rowe1974] Rowe, J. N., Mitra, A. P., Ferraro, A. J., & Lee, H. S. (1974). An experimental and theoretical study of the D-region—II. A semi-empirical model for mid-latitude D-region. Journal of Atmospheric and Terrestrial Physics, 36(5), 755-785.

.. [lehtinen2007] Lehtinen, N. G., & Inan, U. S. (2007). Possible persistent ionization caused by giant blue jets. Geophysical Research Letters, 34(8).

.. [rusch1981] Rusch, David W, and William E Sharp. 1981. “Nitric Oxide Delta Band Emission in the Earth’s Atmosphere: Comparison of a Measurement and a Theory.” Journal of Geophysical Research: Space Physics 86 (A12): 10111–14.

.. [pearce1969] Pearce, Jeffery B. 1969. “Rocket Measurement of Nitric Oxide Between 60 and 96 Kilometers.” Journal of Geophysical Research 74 (3): 853–61.

.. [reid1979] Reid, GC. 1979. “The Middle Atmosphere.” Middle Atmosphere Electrodynamics, 27–42.

.. [paulsen1972] Paulsen, D. E., Huffman, R. E., & Larrabee, J. C. (1972). Improved photoionization rates of O2 (1Δg) in the D region. Radio Science, 7(1), 51-55.

.. [nicolet1960] Nicolet, M., & Aikin, A. C. (1960). The formation of the D region of the ionosphere. Journal of Geophysical Research, 65(5), 1469-1483.

.. [bourdeau1966] Bourdeau, R. E., Aikin, A. C., & Donley, J. L. (1966). Lower ionosphere at solar minimum. Journal of Geophysical Research, 71(3), 727-740.

.. [swider1979] Swider, W. (1979). Ion production in the D region. NASA. Marshall Space Flight Center Solar-Terrest. Predictions Proc., Vol. 2.

.. [ratcliffe1960] Singer, S. F. "Physics of the Upper Atmosphere. John A. Ratcliffe, Ed. Academic Press, New York, 1960. 586 pp. Illus. $14.50." Science 133.3459 (1961): 1123-1124.

.. [barta2019] Barta, Veronika, et al. "Effects of solar flares on the ionosphere as shown by the dynamics of ionograms recorded in Europe and South Africa." Annales Geophysicae. Vol. 37. No. 4. Copernicus GmbH, 2019.

.. [siskind2022] Siskind, David E., et al. "Tests of a new solar flare model against D and E region ionosphere data." Space weather 20.5 (2022): e2021SW003012.

.. [reddmann2003] Reddmann, T., & Uhl, R. (2003). The H Lyman-a actinic flux in the middle atmosphere. Atmospheric Chemistry and Physics, 3(1), 225-231.

.. [burns1991] Burns, C. J., Turunen, E., Matveinen, H., Ranta, H., & Hargreaves, J. K. (1991). Chemical modelling of the quiet summer D-and E-regions using EISCAT electron density profiles. Journal of atmospheric and terrestrial physics, 53(1-2), 115-134.