Szélpál Szilárd; Fejes Kitti; Csanádi József; Soronja-Simovic Dragana; László Zsuzsanna; Keszthelyi-Szabó Gábor; Hodúr Cecilia: Enrichment of bioactive materials by enzymatic degradation and membrane separation. In: Proceedings of the 40th International Conference of Slovak Society of Chemical Engineering (ed. Jozef Markos). Tatranské Matliare, Slovakia, 27-31 May 2013. AXIMA Graphics Design & Printing Services, Bratislava, pp. 83-91. (2013) ISBN 978-80-89475-09-4