title: Studies of shortwave solar radiation in the U.S.S.R.
abstract: A history is presented of measurements of solar vacuum uv and soft x radiation made by rocket and satellite-borne instruments in the U.S.S.R. The origin and mechanism of the production of solar x rays are discussed.
authors.affiliation: P. N. Lebedev Physical Institute ofthe U.S.S.R. Academy of Sciences, Leninsky Prospect 53, Moscow,USSR.
authors.forename: S L
authors.initials: SL
authors.lastname: Mandelstam