Optimisation and validation of a solid-phase microextraction method for simultaneous determination of different types of pesticides in water by gas chromatography-mass spectrometry

1. Beceiro-González, E.
2. Concha-Graña, E.
3. Guimaraes, A.
4. Gonçalves, C.
5. Muniategui-Lorenzo, S.
6. Alpendurada, M.F.