Peculiarities of the Vorotan-Arpa-Sevan tunnels operation

3rd International Conference on Contemporary Problems in Architecture and Construction ◽

10.1049/cp.2011.1220 ◽

2011 ◽

Author(s):

M.M. Mkrtumyan ◽

P.H. Hakobyan ◽

T.S. Martirosyan