1. Processes, performance and pollution potential. A review of septic tank‐soil absorption systems;Beal C.D.;Australian Journal of Soil Research,2005
2. Borling K.(2003).Effects of long‐term inorganic fertilization of cultivated soils. Doctoral thesis. Uppsala: Swedish University of Agricultural Sciences.
3. Bowman B.(2019).Ag‐Environmental Archives.http://agrienvarchive.ca/curb/curb.html#BACKGROUND.
4. An alternate approach to assessing climate risks;Brown C.;Eos, Transactions American Geophysical Union,2012