@article{Khezazna_Amina_Drought_2017, author={Khezazna, Amina and Amarchi, Hocine and Derdous, Oussama and Bousakhria, Fouad}, number={No 33}, howpublished={online}, journal={Journal of Water and Land Development}, year={2017}, publisher={Polish Academy of Sciences Committee on Agronomic Sciences Section of Land Reclamation and Environmental Engineering in Agriculture; Institute of Technology and Life Sciences}, title={Drought monitoring in the Seybouse basin (Algeria) over the last decades}, keywords={climate change, drought, GIS, Seybouse watershed, standardized precipitation index (SPI)}, }