La batalla desconocida
- Metai: 2018
- Šalis: Spain
- Žanras: Dokumentiniai
- Studija: Agallas Films
- Raktažodis: spain, nazi, world war ii, franco regime (francoism), galicia, spain, tungsten, mine worker, neutral, wolfram, mineral
- Direktorius: Paula Cons
- Vaidina:
