"Runoff." . . "Film review." . . . . "Precipitation." . . . . . . . . . . . . "The investigation of relationship between hydrologic time series and sunspot numbers"@en . "The investigation of relationship between hydrologic time series and sunspot numbers" . . . . . "The investigation of relationship between hydrologic time series" . . . . . . . "The investigation of relationship between hydrological time series and sunspot numbers"@en . . . . . . .