1. De Fouw, J., 1994. Chloroform. Environmental Health Criteria Series, Vol. 163. WHO, Geneva, pp. 31–34.
2. The dry deposition of ammonia onto a Douglas fir forest in The Netherlands;Duyzer;Atmospheric Environment,1994
3. EC, 1996. Technical guidance documents in support of the directive 93/67/EEC on risk assessment for new notified substances and the regulation (EC) 1488/94 on risk assessment for existing substances, Part II. p. 272. EC catalogue no. CR-48-96-002-EN-C, Office for Official Publications of the European Community, Luxembourg.
4. Frank, W., Frank, H., 1990. Concentrations of airborne C1- and C2-halocarbons in forest areas in West Germany: results of three campaigns in 1986, 1987 and 1988. Atmospheric Environment 24A, 1735–1739.
5. Hicks, B.B., Wesely, M.L., Durham, J., 1980. Critique of methods to measure dry deposition. EPA Report 600/9-80-050.