1. Aoyagi K, Tsusaka K, Tokiwa T, Kondo K, Inagaki D, Kato H (2013) A study of the regional stress and the stress state in the galleries of the Horonobe Underground Research Laboratory. In: Proceedings of the 6th International Symposium on In-Situ Rock Stress. Sendai. Japan. pp 331–338
2. Aoyagi K, Tsusaka K, Nohara S, Kubota K, Tokiwa T, Kondo K, Inagaki D (2014) Hydrogeomechanical investigation of an excavation damaged zone in the Horonobe Underground Research Laboratory. In: Proceedings of the 8th Asian Rock Mechanics Symposium, Sapporo, Japan. pp 2804–2811
3. Aoyagi K, Ishii E, Kondo K, Tsusaka K, Fujita T (2015) A study on the strength properties of the rock mass based on triaxial tests conducted at the Horonobe Underground Research Laboratory. Technical Report. Japan Atomic Energy Agency, JAEA-Research 2015-001
4. Aoyagi K, Ishii E, Ishida T (2017) Field observation and failure analysis of an Excavation Damaged Zone in the Horonobe Underground Research Laboratory. J MMIJ 133:25–33
5. Armand G, Leveau F, Nussbaum C, Vaissiere RL, Noiret A, Jaeggi D, Landrein P, Righini C (2014) Geometry and properties of the excavation-induced fractures at the Meuse/Haute-Marne URL drifts. Rock Mech Rock Eng 47:21–41