Ozonation of lignin aqueous solutionsKamenev, Inna; Velts, Olga; Viiroja, Andres; Häkkinen, Antti; Kallas, JuhaExecutive summaries : 5th International Conference. 10th IOA-EA3G Berlin Conference on Oxidation Technologies for Water and Wastewater Treatment : Berlin, Germany, March 30 - April 2, 20092009 / p. 39-40/PC223(1-8)