Comparative method (1) Aerial photographs (1) Methods (1) Aerial views (1) Aerial photographs (1) Cliffs (1) Spleen (1) Seashore (1) Ribs (1) Licenses (1) Goal (Psychology) (1) French (1) Coasts (1) Methods (1) Research (1) Rates (1) Quantifiers (1) Erosion (1) Autorizaciones (1) Cuantificadores (Gramática) (1) Bazo (1) Erosión (1) Investigación (1) Érosion (1) Référence (1) Recherche (1) Littoral (1) Littoraux rocheux (1) Indicator (1) Sécurité (1)