1.Vinh PC, Malischewsky PG. Improved approximations for the Rayleigh wave velocity in [-1, 0.5]. Vietnam J. Mech. [Internet]. 2008 Dec. 31 [cited 2025 Nov. 8];30(4):347 – 358. Available from: https://vjmech.vast.vn/vjmech/article/view/5640