1. Alam MS, Chakraborty T, Matsagar V, Rao KS, Sharma P, Singh M (2015) Characterization of kota sandstone under different strain rates in uniaxial loading. Geotech Geol Eng 33:143–152. https://doi.org/10.1007/s10706-014-9810-3
2. Araldite (2019) Araldite standard product catalogue. http://www.go-araldite.com/products/epoxy-adhesives/araldite-standard-2-x-15ml-tube. Accessed 15 Jan 2019
3. Asakura T, Kojima Y (2003) Tunnel maintenance in Japan. Tunn Undergr Space Technol 18:161–169
4. ASTM International (2004) ASTM D6914-04, standard practice for sonic drilling for site characterization and the installation of subsurface monitoring devices, International, West Conshohocken, PA. https://www.astm.org/
5. ASTM International (2014) ASTM F3079-14, standard practice for use of distributed optical fiber sensing systems for monitoring the impact of ground movements during tunnel and utility construction on existing underground utilities, ASTM International, West Conshohocken, PA. https://www.astm.org/