1. 1) Andrus, R. D., Piratheepan, P., Ellis, B. S., Zhang, J., & Hsein Juang, C. (2004). Comparing liquefaction evaluation methods using penetration-VS relationships. Soil Dynamics and Earthquake Engineering, 24(9–10), 713–721.
2. 2) Andrus, R. D., & Stokoe, K. H. I. (2000). Liquefaction Resistance of Soils from Shear-Wave Velocity. Journal of Geotechnical and Geoenvironmental Engineering, 126(11), 1015–1025.
3. 3) Architectural Institute of Japan. (2019). Recommendations for Design of Building Foundation (in Japanese).
4. 4) ASTM International. (2011). D1586-11, Standard Test Method for Standard Penetration Test (SPT) and Split-Barrel Sampling of Soils.
5. 5) Idriss, I. M., & Boulanger, R. W. (2010). SPT-based Liquefaction Triggering Procedures. Center for Geotechnical Modeling, University of California, Davis, CA.