"Aston Villa Football Club". Details of Aston Villa's pre-season tour and training camp in the Algarve - 2015. Aston Villa Football Club. Archived from the original on 28 May 2015. Retrieved 21 October 2015.
Gordalina, Rosário (2008), SIPA (ed.), Estação Ferroviária de Albufeira (PT050801050026) (in Portuguese), Lisbon, Portugal: SIPA – Sistema de Informação para o Património Arquitectónico, archived from the original on 6 July 2015, retrieved 16 January 2012
Neto, João (1991), SIPA (ed.), Castelo de Paderne (PT050801030001) (in Portuguese), Lisbon, Portugal: SIPA – Sistema de Informação para o Património Arquitectónico, archived from the original on 6 July 2015, retrieved 16 January 2012
Gonçalves, Joquim (1998), SIPA (ed.), Torre da Medronheira (PT050801040022) (in Portuguese), Lisbon, Portugal: SIPA – Sistema de Informação para o Património Arquitectónico, retrieved 16 January 2012
Lameira, Francisco (1998), SIPA (ed.), Ermida de Nossa Senhora da Guia (PT050801020008) (in Portuguese), Lisbon, Portugal: SIPA – Sistema de Informação para o Património Arquitectónico, archived from the original on 6 July 2015, retrieved 15 January 2013
Lameira, Francisco (1998), SIPA (ed.), Igreja de São Sebastião (PT050801020010) (in Portuguese), Lisbon, Portugal: SIPA – Sistema de Informação para o Património Arquitectónico, archived from the original on 19 February 2014, retrieved 16 January 2013
"Sheffield Wednesday Football Club". Details of Sheffield Wednesday's pre-season tour and training camp in the Algarve - 2015. Sheffield Wednesday Football Club. Retrieved 21 October 2015.
"Town Twinning". www.fifedirect.org.uk. Archived from the original on 3 January 2017. Retrieved 15 January 2018.
Gordalina, Rosário (2008), SIPA (ed.), Estação Ferroviária de Albufeira (PT050801050026) (in Portuguese), Lisbon, Portugal: SIPA – Sistema de Informação para o Património Arquitectónico, archived from the original on 6 July 2015, retrieved 16 January 2012
Neto, João (1991), SIPA (ed.), Castelo de Paderne (PT050801030001) (in Portuguese), Lisbon, Portugal: SIPA – Sistema de Informação para o Património Arquitectónico, archived from the original on 6 July 2015, retrieved 16 January 2012
Lameira, Francisco (1998), SIPA (ed.), Ermida de Nossa Senhora da Guia (PT050801020008) (in Portuguese), Lisbon, Portugal: SIPA – Sistema de Informação para o Património Arquitectónico, archived from the original on 6 July 2015, retrieved 15 January 2013
Lameira, Francisco (1998), SIPA (ed.), Igreja de São Sebastião (PT050801020010) (in Portuguese), Lisbon, Portugal: SIPA – Sistema de Informação para o Património Arquitectónico, archived from the original on 19 February 2014, retrieved 16 January 2013
"Aston Villa Football Club". Details of Aston Villa's pre-season tour and training camp in the Algarve - 2015. Aston Villa Football Club. Archived from the original on 28 May 2015. Retrieved 21 October 2015.