Water Resources Management · 2008 · 285 citations · 38 references
Natural ResourcesEarth SciencesPhysical GeographyClimatologyDrought ManagementHydrometeorologyArid ClimateClimate GeographyDroughtDrought ModelingDrought MonitoringPrecipitation ExtremesDrought CharacterizationDrought OccurrenceDrought Trend AnalysisRegional Drought AnalysisSpatial Drought AnalysisSpatial Drought MappingTemporal Variability
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The NCEP/NCAR 40-Year Reanalysis Project
Eugenia Kalnay, Masao Kanamitsu, Robert Kistler et al. · Bulletin of the American Meteorological Society · 1996 · 29.1K citations
Sampling Errors in the Estimation of Empirical Orthogonal Functions
Gerald R. North, Thomas L. Bell, Robert F. Cahalan et al. · Monthly Weather Review · 1982 · 3.4K citations
Rotation of principal components
Michael B. Richman · Journal of Climatology · 1986 · 1.8K citations