1. CD2+ REMOVAL FROM SYNTHETIC WASTEWATERS USING SCENEDESMUS OPOLIENSIS GREEN ALGAE. Authors: TOTHMERESZ BELA, TONK SZENDE, SILVIA BURCĂ, PERNYESZI TIMEA, MARIA STANCA, CORNELIA MAJDIK, CERASELLA INDOLEAN.2. REMOVAL OF ZN2+ FROM SOME SYNTHETIC WASTEWATERS BY IMMOBILIZED SACCHAROMYCES CEREVISIAE CELLS. Authors: TOTHMERESZ BELA, TONK SZENDE, PERNYESZI TIMEA, CORNELIA MAJDIK, CERASELLA INDOLEAN, ANDRADA MĂICĂNEANU.3. FIXED BED STUDIES FOR Cd(II) REMOVAL FROM MODEL SOLUTIONS USING IMMOBILIZED BENTONITE/YEAST MIXTURES. Authors: MAJDIK CORNELIA, ANDRADA MĂICĂNEANU, CERASELLA INDOLEAN, SILVIA BURCĂ, TONK SZENDE, MARIA STANCA.4. BIOSORPTION OF Cd2+ IONS BY IMMOBILIZED CELLS OF SACCHAROMYCES CEREVISIAE. ADSORPTION EQUILIBRIUM AND KINETIC STUDIES. Authors: CORNELIA MAJDIK, KOCSIS BELA, ANDRADA MĂICĂNEANU, SILVIA BURCĂ, CERASELLA INDOLEAN, TONK SZENDE.