A new way of solving the problem of the sinusoidal waves on the surface of a homogeneous perfect fluid
... the dispersion relation, fully consistent with the known. Specially considered long-wave approximation.
1. Сретенский Л. Н. Теория волновых движений идеальной жидкости. М., 1977.
Zaitsev A., Kulakov P.
homogeneous ideal fluid, a new method of studying of sinusoidal waves, horizontal and vertical components of velocity, pressure, long-wave approach
48-55
An analysis of sinusoidal waves in two-layer liquid
... М., 1977.
2. Каменкович В. М. О нормальных колебаниях 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