1. Light scattering in trace-element analysis by atomic absorption;Billings;At. Absorption Newsletter,1965
2. Cation analysis of marine waters by atomic absorption spectrometry: Gulf of Mexico coastal waters;Billings;Texas J. Sci.,1965
3. The distribution of rubidium, cesium, and barium in the oceans;Bolter;Geochim. Cosmochim. Acta,1964
4. Strontium and barium in sea water and marine organisms;Bowen;J. Marine Biol. Assoc. U.K.,1956
5. Strontium 90 in North Atlantic surface water;Bowen,1957