1. USEPA (U.S. Environmental Protection Agency), Technical protocol for evaluation of natural attenuation of chlorinated solvents, EPA/600/R-98/128, September, 2007.
2. SERDP (Strategic Environmental Research and Development Program), Annual Report DNAPL Source Zone Initiative. July 2004.
3. USEPA (U.S. Environmental Protection Agency), Drinking water contaminant candidate list and regulatory determinations – CCL1, March, 1998.
4. USEPA (U.S. Environmental Protection Agency), Drinking water contaminant candidate list and regulatory determinations – CCL2, February, 2005.
5. ITRC (Interstate Technology & Regulatory Council - Dense Nonaqueous Phase Liquids Team), An Introduction to Characterizing Sites Contaminated with DNAPLs, September, 2003.