TY - JOUR A1 - Gouveia, C. A1 - Trigo, R. M. A1 - DaCamara, C. C. T1 - Drought and vegetation stress monitoring in Portugal using satellite data JO - Nat. Hazards Earth Syst. Sci. J1 - NHESS VL - 9 IS - 1 SP - 185 EP - 195 Y1 - 2009/02/18 PB - Copernicus Publications SN - 1684-9981 UR - https://nhess.copernicus.org/articles/9/185/2009/ L1 - https://nhess.copernicus.org/articles/9/185/2009/nhess-9-185-2009.pdf DO - 10.5194/nhess-9-185-2009 ER -