1. Changes in methods; flameless atomic absorption method;Association of Official Analytical Chemists,1971
2. Pesticide residues in total diet samples, Spain-1971–1972;Carrasco;Pestic. Monit. J.,1976
3. Dietary bromine in the Glasgow area;Cross;Radiochem. Radioanalyt. Lett.,1978
4. The analysis of benomyl residues in crop samples by a TLC-bioassay method;de Vos,1975