1. Aston, AR, 1979, Rainfall interception by eight small trees: J. Hydrol., 42: 383–396.
2. Auzet, AV, Boiffin, J and Ludwig, B, 1995, Concentrated flow erosion in cultivated catchments: influence of soil surface state: Earth Planet Sci. Lett., 20: 759–767.
3. Beasley, DB, and Huggins, LF, 1982, ANSWERS Users Manual: USEPA Region V, Chicago, Illinois; Purdue Univ., West Lafayette, Indiana, 54p.
4. Belmans, C, Wesseling, JG and Feddes, RA, 1983, Simulation model of the water balance of a cropped soil: SWATRE: J. Hydrol., 63: 271–286.
5. Beven, KJ and Binley, AM, 1992, The future of distributed models: model calibration and uncertainty prediction: Hydrol. Proc., 6, 279–298.