City of Arts and Sciences (English Wikipedia)

"HISTORY: Ciudad de las Artes y las Ciencias S.A." CAC SA. Retrieved 20 July 2020. In July 1996, Ciudad de las Artes y las Ciencias, S.A. was founded, following a change in company name from Vacico (Valencia, Ciencia y Comunicaciones), a trading company run by the Government of Valencia.
"CHRONOLOGY: Ciudad de las Artes y las Ciencias S.A." CAC SA. Retrieved 20 July 2020.

doi.org

Tola, Ani; Vokshi, Armand (November 2013). "Santiago Calatrava, City of Arts and Science: The Similarity of the Elements". 2013 UBT International Conference. Vol. Architecture, Spatial Planning and Civil Engineering. Durres, Albania. pp. 32–42. doi:10.33107/ubt-ic.2013.3. ISBN 978-9951-437-23-3. Retrieved 20 July 2020. {{cite book}}: |journal= ignored (help)CS1 maint: location missing publisher (link)

"Calatrava considers his fees 'even modest'". El País. 19 June 2012. Retrieved 20 July 2020. ...in 1991 this work was commissioned to Santiago Calatrava, initially composed of three buildings: the Planetarium, the Science Museum and the Telecommunications Tower. This complex of three buildings had an expected cost of 300 million euros. In 1996, the regional government, in addition to changing the Telecommunications Tower for an Opera [House]..., expanded the project with new works and buildings... which represent an additional cost of 800 million euros.

Osset, Lucia (24 April 2014). "1989: The Antonio Ten Ros project (in Spanish)". Final Degree Project: Ciudad de las Artes y las Ciencias.
Osset, Lucia (24 April 2014). "1991: Santiago Calatrava and Joan Lerma (in Spanish)". Final Degree Project: Ciudad de las Artes y las Ciencias.
Osset, Lucia (24 April 2014). "1995: Santiago Calatrava and the Popular Party (in Spanish)". Final Degree Project: Ciudad de las Artes y las Ciencias.
Osset, Lucia (9 May 2014). "Cost overruns (in Spanish)". Final Degree Project: Ciudad de las Artes y las Ciencias.

Tola, Ani; Vokshi, Armand (November 2013). "Santiago Calatrava, City of Arts and Science: The Similarity of the Elements". 2013 UBT International Conference. Vol. Architecture, Spatial Planning and Civil Engineering. Durres, Albania. pp. 32–42. doi:10.33107/ubt-ic.2013.3. ISBN 978-9951-437-23-3. Retrieved 20 July 2020. {{cite book}}: |journal= ignored (help)CS1 maint: location missing publisher (link)

Ordóñez, José Antonio Fernández. "Puente de Monteolivete". structurae.net. Retrieved 22 June 2020.
Calatrava, Santiago. "Puente de Monteolivete". structurae.net. Retrieved 22 June 2020.