@article {,
	title = {Approximate formula for the H/V ratio of Rayleigh waves in incompressible orthotropic half-spaces coated by a thin elastic layer},
	journal = {Vietnam Journal of Mechanics},
	volume = {39},
	year = {2017},
	pages = {365{\textendash}374},
	author = {Vinh, Pham Chi and Tuan, Tran Thanh and others}
}
