Books:

Eça de Queiroz, The City and the Mountains.

Miguel Torga, New Tales from the Mountain.

Roger Crowley, Conquerors.

Barry Hatton, The Portuguese: A Modern History.

Richard Mayson, The Wines and Vineyards of Portugal.

Films:

Manoel de Oliveira, Faina Fluvial, Vale Abraão.

Paulo Rocha, O Rio do Ouro