Companhiu dos caminhos de ferro portu gueses — 1900 - 1930. Édition, PHI-E-000000002162. Philemone, version publique 1, publiée le 2026-10-10. https://philemone.com/editions/PHI-E-000000002162/companhiu-dos-caminhos-de-ferro-portu-gueses-1900-1930 (consulté le 2026-10-30).