1. C. W. Clenshaw and D. A. Elliott, ?A numerical treatment of the Orr?Sommerfeld equation in the case of a laminar jet,?Q. J. Mech. Appl. Math.,13, 300 (1960).
2. I. P. Soprunenko, ?Stability of jet flows,?Izv. Akad. Nauk SSSR, Mekh., No. 4, 31 (1965).
3. Ko Sung Hwan and M. Lessen, ?Viscous instability of an incompressible full jet,?Phys. Fluids,12, 2270 (1969).
4. N. M. Terekhova, ?Hydrodynamic stability of a plane-parallel jet,?Izv. Sib. Otd. Akad. Nauk SSSR, Ser. Tekh. Nauk, No. 1, 79 (1974).
5. V. N. Kalugin and G. A. Chechko, ?Investigation of the viscous instability of an incompressible plane jet?Inzh.-Fiz. Zh.,26, 305 (1974).