1. Difference between “calanchi” and “biancane” badlands in Italy;Alexander,1982
2. Perfiladores de microtopografi´as para el control de secciones transversales de canales;Benito,1988
3. Spatial and temporal variations in erosion measurements;Campbell,1981
4. Microtopographic gauge;Curtis;Agricultural Engineering,1972
5. Soil erosion on fallow fields: an example from Murcia;Francis;Papeles de Geografia Fisica,1986