1. Other organic phosphorus compounds;Andersen,1975
2. Interactions between organic compounds, minerals and ions in volcanic-ash derived soils: II. Effects of organic compounds on the adsorption of phosphate;Appelt,1975
3. Phosphate pools, phosphate transport and phosphate availability;Bielisky;Annual Review of Plant Physiology,1973
4. Fósforo orgánico en suelos volcánicos de Chile;Borie;Agricultura Técnica (Chile),1983
5. Bioquímica de suelos derivados de cenizas volcanicas. 2. Actividad ureásica;Borie;Agricultura Técnica (Chile),1982