Comparative study of the zero-crossing, ratio spectra derivative and partial least-squares methods applied to the simultaneous determination of atrazine and its degradation product desethylatrazin-2-hydroxy in ground waters

1. Corbella Tena, R.
2. Rodríguez Delgado, M.A.
3. Sanchez, M.J.
4. Garcia Montelongo, F.