1. V.S. Avduevskii, E.A. Ashratov, A.V. Ivanov, and U.G. Pirumov, Supersonic Nonisobaric Gas Jets [in Russian], Mashinostroenie, Moscow (1985).
2. G.F. Glotov, “Vortex Cord Interference with Shocks in Free Flows and Nonisobaric Jets,” Uch. Zap. TsAGI 20(5), 21 (1989).
3. G.F. Glotov, “Local Subsonic Zones in Supersonic Jet Flows”, Fluid Dynamics 33(1), 117 (1998).
4. O.B. Bocharova, M.G. Lebedev, I.V. Popov, V.V. Sitnik, and I.V. Fryazinov, “Shock Wave Reflection from the Axis of Symmetry in a Nonuniform Flow with the Formation of a Circulation Zone,” Mat. Model 25(8), 33 (2013).
5. A.S. Boreysho, D.N. Vasiliev, I.M. Evdokimov, A.V. Morozov, and A.V. Savin, “Medium Range COIL: towards Realization,” AIAA Paper No. 5169 (2005).