Poberžnik, Mojca, Irena Petrinić, Marjana Simonie, and Sonja Šostar Turk. 2009. “The Efficiency of NF Versus Flocculation for Colour Removal from Wastewater After the Dyeing of Cellulose Fabric”. Tekstil 58 (12). "Zagreb, Croatia":610-16. http://tekstil.hist.hr/index.php/tekstil/article/view/3728.