Migrations spontanées en Indonésie : la colonisation agricole au sud de Sumatra. A set of 5 map sheets. Scale of 1:5 000 000 to 1:500 000. Date of publication: 1991.

A set of 5 map sheets: 1. 1 - Le Sud de Sumatra - données générales = The South of Sumatra - général presentation. Scale of 1:5 000 000 to 1:1 000 000. Date of publication: 1991. 2. 2 - Peuplement et utilisation du sol en 1920 - 1930 = Human settlement and land use in 1920 - 1930. Scale of 1:5 000 000 to 1:1 000 000. Date of publication: 1991. 3. 3 - Colonisation agricole et recul de la forêt = Agricultural settlement and deforestation. Scale of 1:500 000. Date of publication: 1991. 4. 4 - La conquête de terres nouvelles : plaines et montagnes = Development of recent settlements : mountains and plains. Scale of 1:3 000 000 to 1:500 000. Date of publication: 1991. 5. 5 - Dynamique de l'occupation de l'espace = Contraints on and evolution of land use. Scale of 1:3 000 000 to 1:500 000. Date of publication: 1991.