1. Breeding Ecology of Least Terns and Piping Plovers on the Platte River, Nebraska. United States Fish and Wildlife Service;Atkins,1979
2. Estudio geomorfológico del cauce del Río Apure, para el estudio de su navegabilidad;Bezada,2000
3. Posiciones geomorfológicas y distribución de la vegetación en los llanos inundables centro-occidentales de Venezuela;Bezada,2006
4. Hydrometer method improved for making particle size analyses of soils;Bouyoucos;Agron. J.,1962
5. Using quartz grain size and shape analysis to distinguish between aeolian and fluvial deposits in the Dallol Bosso of Niger (West Africa);Bui;Earth Surf. Process. Landforms,1989