A. L. Chizhevsky

Alexander Leonidovich Chizhevsky (Russian Cyrillic: Алекса́ндр Леони́дович Чиже́вский, Aleksándr Leonídovich Chizhévskiy; January 28 [February 7], 1897 - December 20, 1964) was a Polish-born Russian Soviet biophysicist who notably studied heliology and developed heliobiology, the study of solar influences on terrestrial biology, including the impact of sunspot activity on mass human behaviour.

in Russian

 * &mdash; [English: "Physical Factors of the Historical Process"]
 * &mdash; [English: "Epidemic Catastrophes and Periodic Activity of the Sun"]
 * &mdash; [English: "The Terrestrial Echo of Solar Storms"]
 * &mdash; [English: "The Terrestrial Echo of Solar Storms"]
 * &mdash; [English: "The Terrestrial Echo of Solar Storms"]