1. Analytical Protocol Group of River Minitoring Committee. 1992. Analytical Protocol for Monitoring Ambient Water Quality at the Niagara-on-the-Lake and Fort Erie Station. Environment Canada, Ontario Region, Canada Centre for Inland Waters, 867 Lakeshore Rd, Burlington, Ontario, Canada.
2. Clean technique measurement of Pb, Ag, and Cd in freshwater: A redefinition of metal pollution;Bennoit;Environ. Sci. Technol.,1987
3. Environmental Application of Chemometrics;Breen,1985
4. BrainMaker Professional User's Guide and Reference Manual,1993
5. Quality Assurance Principles for Analytical Laboraries;Garfield,1991