%0 Journal Article %T Empirical relationships of shear wave velocity, SPT-N value and vertical effective stress for different soils in Mashhad, Iran %A Ghazi, Azam %A Hafezi Moghaddas, Naser %A Sadeghi, Hossein %A Ghafoori, Mohammad %A Lashkaripour, Gholam Reza %J Annals of Geophysics %@ 1593-5213 %D 2015