1. Modern methods in bituminous coal analysis: trace elements;Swaine;Crit. Rev. Anal. Chem.,1985
2. Composition of atmospheric particulate matter from the eruption of Heimaey, Iceland;Mroz;Science,1975
3. D.J. Swaine, Trace Elements in Coal, Butterworths, London, 1990, 292 pp.
4. P.A. Trudinger, D.J. Swaine (Eds.), Biogeochemical Cycling of Mineral Forming Elements, Elsevier, Amsterdam, 1979, 612 pp.
5. Bowen, H.J.M., Environmental Chemistry of the Elements, Academic Press, London, 1979, 333 pp.