Cenk Kocak
- Tunnel Construction on the Express Road Project in the Eastern Black Sea Region. Dans: Felsbau, v. 20, n. 4 ( 2002). (2002):
- Tunnelling Difficulties under Squeezing and Flowing Conditions at Ayas Tunnel. Dans: Felsbau, v. 24, n. 5 ( 2006). (2006):