1. A. D. Hewitt and N. J. E.Lukash, Estimating Total Concentration of Volatile Organic Compounds in Soil, Cold Regions Research and Engineering Laboratory, Hanover, NH, USA, report number A730623, US Army Corps of Engineers, 1997
2. Agency for Toxic Substances and Disease Registry (ATSDR), Toxicological Profile for Trichloroethylene, US Public Health Service, US Department of Health and Human Services, Atlanta, GA, USA, 1997
3. US Environmental Protection Agency, Trichloroethylene Health Risks Assessment: Synthesis and Characterization. External Review Draft, EPA/600/P-01/002A. Office of Research and Development, Washington, DC, USA, August 2001
4. US Environmental Protection Agency, Soil-gas and Geophysical Techniques for Detection of Subsurface Organic Contamination, Technical Report, EPA/600/S4-88/019, Environmental Protection Agency, Las Vegas, NV, USA, Environmental Monitoring Systems Lab, Las Vegas, NV, 1988
5. T. T. Wong , G. J.Agar and Y. M.Gregoire, Technical Rationale and Sampling Procedures for Assessing the Effect of Subsurface Volatile Organic Contaminants on Indoor Air Quality, Proceedings of the joint 56th Annual Canadian Geotechnical and 4th International Association of Hydrogeology-Canadian National Chapter Conference, 29th September –1st October 2003, Winnipeg, Manitoba