1. CONTRIBUTIONS TO THE KNOWLEDGE ON THE BIOCOENOTIC CHARACTERISTICS OF TEMPORARY WATER-BODIES FROM NORTHERN DOBROGEA (ROMANIA). Authors: ZSOLT TÖRÖK, ANCA-MIHAELA CIORCA, LILIANA TÖRÖK.2. DRINKING WATER QUALITY ASSESSMENT IN THE DANUBE DELTA BIOSPHERE RESERVE. Authors: ZSOLT TÖRÖK, CRISTIAN COMAN, EDINA SZEKERES, ANCA MIHAELA CIORCA, LILIANA TÖRÖK.