@article{ author = {Mostafazadeh, Raoof, Moradzadeh, Vahideh, Alaei, Nazila, Hazbavi, Zeinab}, title = {Determining Long-term Memory using Hurst Index for Precipitation and Discharge Time Series of Selected Stations in Ardabil Province}, journal = {Journal of Water and Soil Resources Conservation}, year = {2021}, volume = {11}, number = {2}, pages = {113-131}, doi = {10.30495/wsrcj.2021.19217} }