1. Standard Methods for True Examination of Water and Waste Water including Bottom Sediments and Sludges;Orland,1969
2. AEC research and development report;Simpson;BNWL-1051 Part k UC 48,1969
3. AEC research and development report;Simpson;BNWL-1551,1971
4. AEC research and development report;Simpson;BNWL-1551,1971