1. Bashkin, V. N., Snakin, V. V., Kozlov, M. Ya,et al: 1993, In:Calculation and Mapping of Critical Loads in Europe: States Report 1993, (Downing, R. J., Hettelingh, J.-P. and de Smet, P. A. M.Eds) CCE, RIVM, 102?112.
2. Downing, R.J., Hettelingh, J.-P. and de Smet, P.A.M.(Eds): 1993,Calculation and Mapping of Critical Loads in Europe. States Report 1993, CCE, RIVM, 163 pp.
3. Galperin, M.V., Erdman, L.K., Subbotin S.P.et al: 1994,Modelling of Pollution of the Arctic by S and N Compounds and Heavy Metalls from the Sources in the North Hemisphere, MSC-E Report, 33 pp.
4. Mapping Critical loads for Europe: 1991,CCE Techn. report No 1, RIVM, 86 pp.
5. Rahn, K. A. and Shaw, G. B.: 1982,Sources and Transport of Arctic Pollution Aerosol: Chronicle of six Years of Research, Natal Research reviens 34/3.