[1] Crosby, A.W. (1997) The Measure of Reality: Quantification and Western Society, 1250-1600. Cambridge: Cambridge University Press.
[2] Davis, K.S. and Day, J.A. (1961) Water: The Mirror of Science. Science Study Series, S18, Mass Market Paperback.
[3] Grievson, O. (2016) Weekly Update from Water Industry Process Automation & Control, Oliver Is a Group Manager—Water Industry Process Automation & Control.
[4] Morling, S. (2014) Problems in Water Environmental Control—Sense and Nonsense in Measurement of Water Protection. Journal of Water Resource and Protection, 6, 1381-1389.
http://dx.doi.org/10.4236/jwarp.2014.615127
[5] EU Urban Wastewater Treatment Directive 91/271 EEC.
[6] Morling, S. (2014) How Sustainable Is Our Wastewater Treatment? Journal of Water Resource and Protection, 6, 1060-1065.
http://dx.doi.org/10.4236/jwarp.2014.612101
[7] Jeyanayagam, S. and Sandino, J. (2011) CH2MHILL: General Operation Considerations in Nutrient and Wet Weather Flow Management for Wastewater Treatment Facilities. Presentation given at Ohio WEA Plant Operations Workshop, September 28 2011.
[8] Nystén, A. (2014) Nefco: Assessment of Regional Nutrient Pollution Load and Identification of Priority Investment Projects to Reduce Nutrient Pollution from Belarus to the Baltic Sea. EUSBSR Flagship Project BSAP Fund.
[9] Morling, S. (2008) Nitrogen Removal Efficiency and Nitrification Rates at the Sequencing Batch Reactor in Nowy Targ, Poland. Vatten, 2, 121-128.