• Membrane filtration and ozone treatment of biologically treated effluents from the pulp and paper industryMänttäri, Mika; Kuosa, Markku; Kallas, Juha; Nyström, MarianneJournal of membrane science2008 / p. 112-119 https://www.sciencedirect.com/science/article/abs/pii/S0376738807007363