UFO. CORRELATION

Correlation and regression analysis of UFO sightings

A. E. Semyonov, 1982

UFOs and spacecraft launches. Correlation analysis

A. E. Semyonov, 1982, revised in 2020

Solar activity and UFO sightings in the USSR

A. E. Semyonov, 1983

Section on the study of anomalous phenomena of the public problem laboratory "Inversor" at the editorial office of the Central Committee of the Komsomol magazine "Tekhnika - molodezhi". Reports

A. S. Kuzovkin, candidate of economics T. L. Parfyonova, A. E. Semyonov, A. F. Shatohin

under general supervision of associate professor F. Yu. Ziegel, 1985