1. Schließung des Wasserkreislaufs einer Altpapier verarbeitenden Papierfabrik unter besonderer Berücksichtigung der Calcium-Problematik (Water system closure in a recovered paper processing paper mill with special regard to the calcium carbonate problem);Bülow;Ipw Das Papier,2003
2. Simulation of pulp mill wastewater recycling after tertiary treatment;Fontanier;Environ. Technol.,2005
3. Combined ozonation and biofilm treatment for reuse of papermill wastewaters;Möbius,2003
4. R. Schirm, T. Welt, G. Ruf, Nanofiltration eine Möglichkeit zur Kreizlaufschlieβung, Papierfabrik Palm, Werk Eltmann. IMPS Internationales Münchner Papiersymposium; FH-München, 23.3.2001, Münich, Germany.
5. Pressurized ozone membrane ultrafiltration/nanofiltration methodology for TDS removal in the paper mill process water for energy saving, production efficiency, and environmental benefits. http://www.recycle.com/linpac-nice3/documents/doefinalreport.pdf.