O. K. Wagner
- The ventilation and tunnel safety concept for the New Semmering Base Tunnel / Das Lüftungs- und Sicherheitskonzept für den Semmering-Basistunnel neu. Dans: Geomechanics and Tunnelling, v. 3, n. 2 ( 2010). (2010):
- New Semmering Base Tunnel - the current state of tunnel design taking the newest investigation results into account. Dans: Geomechanics and Tunnelling, v. 3, n. 2 ( 2010). (2010):
- New Semmering Base Tunnel - the investigation programme 2008/2009 and the knowledge gained in the areas of geology, hydrogeology and geotechnical engineering. Dans: Geomechanics and Tunnelling, v. 3, n. 2 ( 2010). (2010):