Azuma Shibata
- Sample Recovery Ratios and Sampler Penetration Resistance in Tube Sampling for Niigata Sand. In: Soils and Foundations, v. 42, n. 5 (Oktober 2002). (2002):
- Applicability of the Small Diameter Sampler for Niigata Sand Deposits. In: Soils and Foundations, v. 46, n. 1 (Februar 2006). (2006):