1. M.E. Deutsch, Engineering Gasdynamics [in Russian], Energiya, Moscow (1974).
2. I.E. Idel’chik, Handbook on Hydraulic Resistance [in Russian], Mashinostroenie, Moscow (1992).
3. V.V. Kolyada, V.M. Martishin, A.A. Pavel’ev, and A.I. Reshmin, “Spaceboard Nuclear Power Plants with Gaseous Fissiles,” in: Rocket and Space Engineering, Issue 1(134) [in Russian], Poisk, Moscow (1992), p. 52.
4. A.S. Koroteev, A.B. Prishletsov, V.M. Martishin, et al., Rocket Engines and Power Plants on the Basis of a Gas-Phase Nuclear Reactor, [in Russian], Mashinostroenie, Moscow (2002).
5. A.A. Pavel’ev and S.I. Bekritskaya, ’Diffuser,” USSR Author’s Certificate No. 1357613; Bulletin of Inventions No. 45, 122 (1987).