1. Batchelor, G.K.,An Introduction to Fluid Dynamics. Cambridge Univ. Press (1967).
2. Fjørtoft, R., Application of integral theorems in deriving criteria of stability for laminar flows and for the baroclinic circular vortex.Geofys. Publ., Oslo 17 (1950), No. 6, 1.
3. Rayleigh, Lord, On the stability, or instability, of certain fluid motions.Proc. London Math. Soc 174 (1980), 57.
4. Rayleigh, Lord,The theory of sound. Reprinted by Dover, New York 1945 (1896).
5. Schlichting, H., Über die Stabilität der Couetteströmung.Ann. Phys. 14 (1932), 905.