livre (1) monde (1) puits (1) poids (1) transport (1) temps (durée) (1) science (1) recherche (1) besoin (1) modèle (1) analyse (1) débit (1) abords (agglomération) (1) comptabilité (1) Area (1) Accounting (1) Rich people (1) Area (1) Drug traffic (1) Technique (1) Social networks (1) Will (1) Transportation (1) Time (1) Students (1) Semantics (1) Science (1) Research (1) Rayleigh quotient (1) Possibility (1)