Soil and Water Quality National Research Council, Board on Agriculture, Committee on Long-Range Soil and Water Conservation E-Book (pdf) 01.01.1993

Long-Term Health Consequences of Exposure to Burn Pits in Iraq and Afghanistan Institute of Medicine, Board on the Health of Select Populations, Committee on the Long-Term Health E-Book (pdf) 31.10.2011

Improving the Quality of Long-Term Care Institute of Medicine, Division of Health Care Services, Committee on Improving Quality in Long-Term E-Book (pdf) 27.02.2001