1. Characterization of natural colloids from a karstic aquifer;Atteia;Environ. Geol. in press,1996
2. Analysis and characterization of natural organic matters in freshwaters. I. Study of analytical techniques;Buffle;Schweiz. Z. Hydrol.,1982
3. Macromolecular structures of humic substances;Ghosh;Soil Sci.,1980
4. The role of particles and colloids in the transport of radionuclides and trace metals in the oceans;Honeyman,1992