Results: **2**

#### Propagation of sine waves in a two-layer density-stratified fluid

... boundary conditions. The dispersion relation for long waves is found. The frequency value for sinusoidal waves in a stratified fluid is obtained.
Zaitsev A. A., Rudenko A. I., Alekseeva S. M.
two-layer liquid, sine wave, dispersion relation, **phase** **velocity**, Boussinesq approximation
95-106

#### An analysis of sinusoidal waves in two-layer liquid

... многослойной вращающей жидкости // Физика атмосферы и океана. 1967. Т. 111, № 3. С. 284—290.
Zaitsev A., Kulakov P.
two-layer liquid, sinusoidal waves, dispersion relations, Boussinesq approximation, **phase** **velocity** of short and long waves, new technique
32-43