1. Comparison of Wet Chemical and Instrumentai Methods for Measuring Airborne Sulfate;Appel,1977
2. Aerosols formed by oxidation of sulfur dioxide;Amdur;Arch. Environ. Health,1971
3. Arsenic: occupational sentinel of community disease;Blejer,1975
4. Photoelectron and Auger Spectroscopy;Carlson,1975
5. Handbook of Metal Ligand Heats;Christensen,1975