Horváth, O., Szabó-Bárdos, E., Zsilák, Z., Bajnóczi, G. “Application of photocatalytic procedure combined with ozonation for treatment of industrial wastewater - a case study”, Periodica Polytechnica Chemical Engineering, 56(2), pp. 49–54, 2012. https://doi.org/10.3311/pp.ch.2012-2.01