Skaisgirienė, A., J. Janutėnienė, and P. Vaitiekūnas. “Modelling of Chloride Influence Upon Activated Sludge Community Growth”. Journal of Environmental Engineering and Landscape Management, vol. 17, no. 2, June 2009, pp. 114-20, doi:10.3846/1648-6897.2009.17.114-120.