Metro Linia 9 in Barcelona

Gabarro, X. B. i. / Maidl, U. / Comulada, M. | British Library Online Contents | 2003

Metro Line 9 in Barcelona

Frech, R. / Schwarz, H. / Maicl, U. | British Library Online Contents | 2004

Metro Línia 9 in Barcelona

Maidl, Ulrich / Comulada, Marc / Borràs i Gabarró, Xavier | IuD Bahn | 2003

Brasilia Metro Underground

Negro, A. / American Society of Civil Engineers; Geo-Institute | British Library Conference Proceedings | 1998

Catalan cunning Fibre reinforcement in the Barcelona metro tunnels

Online Contents | 2010