1. Wallace L. The Total Exposure Assessment Methodology (TEAM) Study: Summary and Analysis Vol. I. U.S. Environmental Protection Agency Washington DC 1987.
2. Occurrence of Volatile Organic Compounds in the air of 500 homes in the Federal Republic of Germany. In: Indoor Air 87, Vol. 1 (B. Seifert, H. Esdorn, M. Fischer, H. Ruden, and J. Wagner, Eds.), Institute for Water, Soil and Air Hygiene, Berlin;Krause C.;Germany,1987
3. DeBortoli A. Knoppel H. Pecchio E. Peil A. Rogora L. Schauenburg H. and Vissers H. Measurements of Indoor Air Quality and Comparison with Ambient Air. Report EUR 9656 EN Commission European Communities Luxembourg Belgium 1985.
4. Volatile organic compounds in dutch homes
5. Indoor Air Quality: Organic Pollutants. Report on a World Health Organization (WHO) Working Group. WHO Regional Office for Europe Cophenhagen Denmark 1988.