1. Mesopheric odd nitrogen enhancements during relativistic electron precipitation events;Aikin;Physics and Chemistry of the Earth Part C,2000
2. Atkinson, R., Baulch, D. L., Cox, R.A., 1989. Evaluated kinetic and photochemical data for atmospheric chemistry. Journal of Physical and Chemical Reference Data 18(2) (suppl. III), 881–1097.
3. Aeronomy of the Middle Atmosphere;Brasseur,1984
4. Odd nitrogen formed by energetic electron precipitation as calculated from TIROS data;Callis;Geophysical Research Letters,1997
5. COSPAR International Reference Atmosphere, 1986 (1990). In: Rees, D., Barnett, J.J., Labitzke, K. (Eds.), Part II: Middle Atmosphere Models. Published for The Committee on Space Research. Pergamon Press, Oxford.