1. SPECTROPHOTOMETRIC AND PAPER ELECTROPHORETIC STUDIES OF THE COPPER (II) POLYOXOTUNGSTOBISMUTHATE COMPLEXES. Authors: DAN RUSU, CRISTINA ROŞU, MARIANA RUSU, GHEORGHE MARCU.2. SPECTROSCOPIC AND MAGNETIC INVESTIGATIONS OF THE CHROMIUM(III) TUNGSTOARSENATE. Authors: DAN RUSU.3. THE EVALUATION OF CARITAS’ HOME-CARE SERVICES: DEVELOPMENT, TARGETS, AND METHODS / DIE EVALUIERUNG DER HAUSKRANKENPFLEGEDIENSTE DER CARITAS: ENTWICKLUNG, ZIELSETZUNGEN UND METHODEN. Authors: CRISTINA OANEŞ, BÉLA SZABÓ, MARIA DIACONESCU, DAN RUSU, ADINA REBELEANU, CHRISTOPH STEINEBACH, EDGAR KÖSLER, MIHAELA HĂRĂGUŞ, LIDIA BERSZÁN, PAUL-TEODOR HĂRĂGUŞ, ELEMÉR MEZEI, MARIA ROTH-SZAMOSKOZI.4. SYNTHESIS AND CHARACTERIZATION OF A NEW BISMUTHO(III)POLYOXOMETALATE WITH MIXED ADDENDA. Authors: OANA BABAN, DAN RUSU, ADRIAN PATRUT, CORA CRĂCIUN, MARIANA RUSU.5. SYNTHESIS AND SPECTROSCOPIC INVESTIGATIONS OF NEW UO22+ POLYOXOMETALATE COMPLEXES. Authors: MARIANA RUSU, MIRCEA PUIA, SIMINA DREVE, OANA BABAN, DAN RUSU.6. NEW PERSPECTIVES IN POLYOXOMOLYBDATES CHEMISTRY CONTAINING LARGE {Mo132} CLUSTERS. Authors: MARIANA RUSU, DAN RUSU, JULIA SZAKÀCS.