Trials (2) Interviews (2) Computer output microfilm devices (2) Ordenadores--Salida en microfilme (2) Territorio (2) Entrevistas (2) Procesos (2) Weights and measures (1) Time (1) Stocks (1) Social movements (1) Senses and sensation (1) Self-employed women (1) Research (1) Population (1) Politicians (1) Political science (1) Policy sciences (1) Paper (1) Mines and mineral resources (1) Life (1) History (1) Health (1) Economics (1) Economic development (1) Disasters (1) Collisions at sea (1) Collective settlements (1) Building (1) Armies (1)