Skuodis, Šarūnas and Šlečkuvienė, A. 2013. Detailed investigation into the initial contact between soil, porous stone, universal oedometer and simple shear test equipment. Mokslas – Lietuvos ateitis / Science – Future of Lithuania. 5, 5 (Dec. 2013), 520-524. DOI:https://doi.org/10.3846/mla.2013.81.