Authors: Ramos, F Gonzalez, P Oliveira, A Almeida, A Fente, C Franco, C Cepeda, A da Silveira, MIN

Citation: F. Ramos et al., Optimization of diphasic dialysis procedure for clenbuterol residues extraction in bovine retina and hair, J LIQ CHR R, 24(2), 2001, pp. 251-263

Authors: Ramos, F Banobre, MC Castilho, MD da Silveira, MIN

Citation: F. Ramos et al., Solid phase extraction (SPE) for multi-residue analysis of beta(2)-agonists in bovine urine, J LIQ CHR R, 22(15), 1999, pp. 2307-2320

Authors: Ramos, F Matos, A Oliveira, A da Silveira, MIN

Citation: F. Ramos et al., Diphasic dialysis extraction technique for clenbuterol determination in bovine retina by gas chromatography - Mass spectrometry, CHROMATOGR, 50(1-2), 1999, pp. 118-120