1. Munier, R. L., Thommegay, C., Bull. Soc. Chim. France 3176 (1967).
2. Munier, R. L., Z. anal. Chem.236, 358 (1968).
3. Munier, R. L., Z. anal. Chem.236, 358 (1968).
4. Munier, R. L., Sarrazin, G., Bull. Soc. Chim. France 1363 (1966).
5. Munier, R. L., Sarrazin, G., Bull. Soc. Chim. France 1365 (1966).