WASET
Jerves, A. , Ling, H. , Gabaldon, J. , Usoltceva, M. , Coust´e, C. , Agarwal, A. , Hurley, R. , Andrade, J. (2015). 'A Simple Device for in-situ Direct Shear and Sinkage Tests'. World Academy of Science, Engineering and Technology, Open Science Index 99, International Journal of Aerospace and Mechanical Engineering, 9(3), 492 - 497.