Toxicological

• Vallyathan, V., Robinson, V., Reasor, M., Stettler, L. E., Bernstein, R., (1984), Comparative in vitro cytotoxicity of volcanic ashes from Mount St Helens, El Chichon, and Galunggung, Journal of Toxicological Environmental Health, 14(5-6), 641-654, 10.1080/15287398409530614
• Vallyathan, V., Mentnech, M. S., Stettler, L. E., Dollberg, D. D., Green, F. H., (1983), Mount St. Helens' volcanic ash: hemolytic activity, Environmental Research, 30, 349-360, 10.1016/0013-9351(83)90220-7
• Vallyathan, V., Mentnech, M. S., Tucker, J. H., Green, F. H., (1983), Pulmonary response to Mount St. Helens’ volcanic ash, Environmental Research, 30, 361-371, 10.1016/0013-9351(83)90221-9
• Green, F. H. Y., Vallyathan, V., Mentnech, M. S., Tucker, J. H., Merchant, J. A., Kiessling, P. J., Antonius, J. A., Parshley, P., (1981), Is volcanic ash a pneumoconiosis risk?, Nature, 293, 216–217, 10.1038/293216a0

Epidemiological, clinical & surveillance

• Vallyathan, V., Mentnech, M. S., Tucker, J. H., Green, F. H., (1983), Pulmonary response to Mount St. Helens' volcanic ash, Environmental Research, 30(2), 361-371., 10.1016/0013-9351(83)90221-9

Physicochemical or geochemical, Toxicological

• Green, F. H. Y., Bowman, L., Castranova, V., Dollberg, D. D., Elliot, J. A., Fedan, J. S., Hahon, N., Judy, D. J., Major, P. C., Mentnech, M. S., Miles, P. R., Mull, J. C., Olenchock, S. A., Ong, T., Pailes, W. M., Resnick, H., Stettler, L. E., Tucker, J. G., Vallyathan, V., Whong, W., (1982), Health implications of the Mount St. Helens’ eruption: Laboratory investigations, Annals of Occupational Hygiene, 26, 921-933, 10.1093/annhyg/26.8.921