„Selective Recovery by Solubilization of Metals Ions of Chromium, Iron and Zinc from Electroplating Sludge to Develop Pigments for Ceramics Industry“, Ann_UGAL_MMS, Bd. 38, Nr. 2, S. 17–21, Juni 2015, Zugegriffen: Nov. 02, 2026. Verfügbar unter: https://ojs.ugal.ro/index.php/mms/article/view/1327