F. Y. Hsiao และ H. C. Kao and S. Y. Chi. (2016) Assessment of Hard Rock Tunnel Stability: A Note on the Influence of Post-peak Strength Degradation. <i>The Geotechnical Engineering Journal of the SEAGS & AGSSEA</i>, <i>47</i>(2), pp 24-31.F. Y. Hsiao และ H. C. Kao and S. Y. Chi. "Assessment of Hard Rock Tunnel Stability: A Note on the Influence of Post-peak Strength Degradation". The Geotechnical Engineering Journal of the SEAGS & AGSSEA 47 (2016):pp 24-31.F. Y. Hsiao และ H. C. Kao and S. Y. Chi. Assessment of Hard Rock Tunnel Stability: A Note on the Influence of Post-peak Strength Degradation. Southeast Asian Geotechnical Society:ม.ป.ท. 2016.