Fundación Marcelino Botín Arteguias.com: Santander Cathedral (in Spanish) Diocese of Santander official website: history (in Spanish) Campaners.com: Santander Cathedral (in Spanish)
Fundación Marcelino Botín Arteguias.com: Santander Cathedral (tiếng Tây Ban Nha) Diocese of Santander official website: history (tiếng Tây Ban Nha) Campaners.com: Santander Cathedral (tiếng Tây Ban Nha)