Obras subterraneas en suelos heterogeneos : memoria / Asociación Venezolana de Obras Subterráneas ; 1

International Tunnelling Association / Asociación Venezolana de Obras Subterráneas / Latin American Congress of Underground Constructions

Congreso Latinoamericano de Obras Subteraneas ; 1 ; 1984 ; Caracas
Latin American Congress of Underground Construction in Heterogeneous Soils ; 1 ; 1984 ; Caracas
Annual Meeting of the International Tunneling Association (ITA) ; 10 ; 1984 ; Caracas

ITA Annual Meeting ; 10,1

Annual meeting / International Tunnelling Association, ITA ; 10,1

1984

553 S

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