1. ROMANIAN (MĂCICAŞ) ZEOLITIC VOLCANIC TUFF FOR MALACHITE GREEN REMOVAL . Authors: ANDRADA MĂICĂNEANU, HOREA BEDELEAN, RALUCA PLEȘA CHICINAȘ.2. TREATED DIATOMITE FOR TOLUIDINE BLUE REMOVAL FROM WASTEWATER. IS IT WORTH IT?. Authors: HOREA BEDELEAN, RALUCA PLEȘA CHICINAȘ, ANDRADA S. MĂICĂNEANU.