voyage (1) enquête (1) bicyclette (1) société (humaine) (1) transport en commun (1) papier (1) habitant (1) Europe (1) automobile (1) autobus (1) Development (1) Context (1) Variation (1) Travel (1) Surveys (1) Nineteen nineties (1) Year (1) Travel (1) Transportation (1) Surveys (1) Paper (1) Foot (1) Europe (1) Distances (1) Cycling (1) Capitals (Cities) (1) Beginning (1) Use (1) pied (1) transport (1)