Results of a co-ordinated research programme to improve the certification of IAEA milk powder A-11 and animal muscle H-4 for eleven "difficult" trace elements

1. Byrne, A.R.
2. Camara-Rica, C.
3. Cornells, R.
4. de Goeij, J.J.M.
5. Iyengar, G.V.
6. Kirkbright, G.
7. Knapp, G.
8. Parr, R.M.
9. Stoeppler, M.