TY - JOUR AU - Gandomkar, Amir AU - Shaikhei, Nafiseh AU - Ahmadi, Samira TI - The valuation of erosion at basin watershed in mousabad –tiran by using SLEMSA modle JO - Journal of Studies of Human Settlements Planning VL - 3 IS - 6 SP - 95 EP - 109 PY - 2008 DO - ER -