1. Enciclopedia della Scienza e della Tecnica, Berillio. A. Mondadori Ed., Milano, 1980, 610–615.
2. Beryllium;REEVES,1986
3. DRURY J. F., SHRINER C. R., LEWIS E. G., TOWILL L. E., and HAMMONS A. S. Reviews on the Environmental Effects of Pollutants: VI. Beryllium report N. EPA -600/1–78-028, US Environmental Protection Agency, Cincinnati, Ohio, 1978, 1–191.
4. Epidemiological aspects of beryllium induced nonmalignant lung disease: a 30 year update;EISENBUD;J. Occup. Med.,1983
5. Beryllium