An XPS and AFM study of polypyrrole coating on mild steelIdla, Katrin; Talo, A.; Niemi, H.; Forsen, Olof; Yläsaari, Seppo4th International Conference on Adhesion and Surface Analysis, Loughborough University, UK, April 16-18, 19961996 / abstract no. P27 The optimisation of multistage recycle ultrafiltration and reverse osmosis processes : an application for wastewater treatmentNiemi, H.; Palosaari, Seppo; Kallas, JuhaFiltration2003 / 2, p. 49-54