1. Bertine, K.K. and E.D. Goldberg (1971). “Fossil fuel combustion and the major sedimentary cycle”. Science, 173: 233–235
2. Bermingham, D.J., Key, M.M., Holaday, D.A. and V.B. Perone (1965). “An outbreak of arsenical dermatosis in a mining community”. Arch. Dermatol., 91: 457–464
3. Boutron, C.F. and C.C. Patterson (1987). “Relative levels of natural and anthropogenic lead in recent Antarctic snow”. J. Geophys. Res.
92: 8454–8464
4. Boyle, E.A. (1986). “Temporal variability of lead in the western North Atlantic”. J. Geophys. Res., 91: 8573–8593
5. Chivers, D.C. and P.J. Peterson (1987). “Global cycling of arsenic”. In Lead, Mercury, Cadmium and Arsenic in the Environment (T.C. Hutchinson and K.M. Meema, Eds.), Wiley, New York, pp. 279–301