Slessor, C. (1998). Singular Suspension: Pedestrian Bridge, Bilbao, Spain : Architekt: Santiago Calatrava. The Architectural Review.
Lua i Stíl Chicago (17ú heag.)Slessor, Catherine. "Singular Suspension: Pedestrian Bridge, Bilbao, Spain : Architekt: Santiago Calatrava." The Architectural Review 1998.
Lua MLA (8ú heag.)Slessor, Catherine. "Singular Suspension: Pedestrian Bridge, Bilbao, Spain : Architekt: Santiago Calatrava." The Architectural Review, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.