1. M.N. Kogan,1969Rarefied Gar Dynamics, Plenum Press,NewYork
2. On the kinetic theory of rarefied gases
3. R.E. Child 6and D. Nixon, 1985:"Simulation of ImpingingTurbulentJets,"AIAAPaperNo.85-0047.
4. R.E.Childr, L.C. Rodman and D. Nixon, 1992: "Methodsfor Computational Aeroacoustics," Nielsen Engineering dr Research, Mountain View, CA,NEARTRNo.452,August 1992.