@ARTICLE{Khelif_Safia_Multivariate_2018,
 author={Khelif, Safia and Boudoukha, Abderrahmane},
 number={No 37},
 journal={Journal of Water and Land Development},
 howpublished={online},
 year={2018},
 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={Multivariate statistical characterization of groundwater quality in Fesdis, East of Algeria},
 URL={http://www.czasopisma.pan.pl/Content/107312/PDF/Khelif%20Boudoukha%20305.pdf},
 keywords={cluster analysis, Fesdis Plain, groundwater, hydrochemistry, multivariate statistical techniques, principal component analysis},
}