1. Charge Calculations for Tunnelling, Underground Mining Methods Handbook;Holmberg,1982
2. Drilling and Blasting of Rocks;Jimeno,1995
3. The Modern Technique of Rock Blasting;Langefors,1978
4. NTNU, 1975. Project Report 2-75 TUNNELLING – Prognosis for Drill and Blast, NTNU. Department of Civil and Transport Engineering, Trondheim.
5. NTNU, 1995. Project Report 2A-95 TUNNELLING – Blast Design, NTNU. Department of Civil and Transport Engineering, Trondheim.