Darfia, Novreta Ersyi, Faculty of Fisheries and Marine, Universitas Riau, Indonesia, Indonesia

• Sainmatika: Jurnal Ilmiah Matematika dan Ilmu Pengetahuan Alam Vol. 20 No. 1 (2023): Sainmatika : Jurnal Ilmiah Matematika dan Ilmu Pengetahuan Alam - Articles
  The Prediction of The Drought Index in The Indragiri Watershed Using SARIMA and SPI Methods
  Abstract  PDF