1992

1. Interactions of Extraction Systems with other Type Systems - Study by Diagrams

   Anales de Química, Vol. 88, Núm. 1, pp. 92-97

2. The Extraction of Metal-Chelates - Study by Means of Area-Predominance of Quantities Diagrams

   Anales de Química, Vol. 88, Núm. 3, pp. 354-358