1. Abbot, C.G., Solar radiation and weather studies, Smithsonian miscellaneous collections, 1935, vol. 94, no. 10, pp. 1–89.
2. Agekyan, T.A., Osnovy teorii oshibok dlya astronomov i fizikov (Basics of Error Theory for Astronomers and Physicists), Moscow: Nauka, 1972.
3. Alavi, A.S. and Jenkins, G.M., An example of digital filtering, J. R. Stat. Soc.: Ser. C (Appl. Stat.), 1965, vol. 14, no. 1, pp. 70–74.
4. Anderson, R.Y., Solar–terrestrial climatic patterns in varved sediments, Ann. New York Acad. Sci., 1961, vol. 95, pp. 424–435.
5. Anderson, R.Y. and Dean, W.E., Lacustrine varve formation through time, Palaeogeogr., Palaeoclimatol., Palaeoecol., 1988, vol. 62, pp. 215–235.