A. Inam, T. Ishikawa, and S. Miura. 2024. “Dependency of Cyclic Plastic Deformation Characteristics of Unsaturated Recycled Base Course Material on Principal Stress Axis Rotation”. Geotechnical Engineering Journal of the SEAGS & AGSSEA 45 (1). Bangkok, Thailand:74-84. https://doi.org/10.14456/seagj.2014.47.