TY  - GEN
A1  - Pucher, Karl
A1  - Pucher, Robert
T1  - Long concrete air ducts in road tunnels should be airtight – are they really?
KW  - Tunnel
Y1  - 2019
UR  - http://opus.technikum-wien.at/frontdoor/index/index/docId/2018
ER  -