1. A time-averaged inventory of subaerial volcanic sulfur emissions;Andres;J. Geophys. Res.,1998
2. The contribution of volcanoes to the global atmospheric sulfur budget;Berresheim;J. Geophys. Res.,1983
3. Gas emissions and the eruption of Mt. St. Helens through 1982;Casadevall;Science,1983
4. Daag, A.S., Tubianosa, B.S., Newhall, C.G., Tuñgol, N.M., Javier, D., Dolan, M.T., Delos Reyes, P.J., Arboleda, R.A., Martinez, M.L., Regalado, T.M., 1996. Monitoring sulfur dioxide emission at Mount Pinatubo. In: Newhall, C.G., Punongbayan, R.S. (Eds.), Fire and Mud: Eruptions and Lahars of Mount Pinatubo, Philippines. Philippine Institute of Volcanology and Seismology, Quezon City. University of Washington Press, Seattle, WA, pp. 409–434.
5. Dry deposition and heavy acid loading in the vicinity of Masaya Volcano, a major sulfur and chlorine source in Nicaragua;Delmelle;Environ. Sci. Technol.,2001