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2. Penetrating radiation investigation aboard the Salyut-6 Space Station in 1977–1982;Belyaev;Cosm. Invest.,1984
3. Nuclear Interactions on Spacecraft Shielding;Brill,1968
4. Proton and neutron spectra measurements aboard Cosmos satellites;Dudkin;Cosm. Invest.,1968
5. Cosmic ray neutron leakage flux;Lingenfelter;J. geophys. Res.,1963