1. Long-term acceptance rates of soil for wastewater;Anderson,1982
2. Use of shallow, low-pressure injection systems in large and small installations;Carlile,1979
3. Field performance of conventional and alternative septic systems in wet soils;Cogger;J. Envir. Qual.,1984
4. Design and installation of low-pressure pipe waste treatment systems;Cogger;UNC Sea Grant College Publication UNC-SG-82-03,1982
5. Sewage Handling and Disposal Regulations;Commonwealth of Virginia/State Board of Health,1982