Raman spectroscopy, colourimetry and cathodoluminescence studies of gemstones

1. Prieto, A.C.
2. Fernandez, E.
3. Lopez, A.
4. Guedes, A.
5. Doria, A.
6. Lopez, J.A.
7. Avella, M.
8. Jimenez, J.
9. Noronha, F.