1. VIBRATIONAL SPECTROSCOPY, SURFACE-ENHANCED RAMAN SPECTROSCOPY AND THEORETICAL STUDIES OF SODIUM SALT OF 3-AMINO-3-[(5-BENZOTHIAZOLE-2YL)-FURAN-2YL]-PROPANOIC ACID. Authors: T. ILIESCU, D. MANIU, VASILE CHIŞ, M. TOŞA, FLORIN-DAN IRIMIE.2. HORSERADISH PEROXIDASE - CATALYZED OXIDATION OF SOME BENZYL-TYPE ALCOHOLS. Authors: RADU SILAGHI-DUMITRESCU, FLORIN-DAN IRIMIE, C. PAIZS, CORNELIA MAJDIK, M. TOŞA, PAULA MOLDOVAN, ANGELA SAS, L. TAMAS.3. HORSERADISH PEROXIDASE - CATALYZED OXIDATION OF WATER - INSOLUBLE PHENOTHIAZINES. Authors: RADU SILAGHI-DUMITRESCU, S. AMTHOR, C. PAIZS, C. MAJDIK, M. TOŞA, PAULA MOLDOVAN, A. SAS, L. TAMAS, FLORIN-DAN IRIMIE.4. BIOTRANSFORMATION OF NITROSO NAPHTOLS BIOASSISTED BY BAKER''S YEAST. Authors: RADU SILAGHI-DUMITRESCU, CS. PAISZ, FLORIN-DAN IRIMIE, FR. JOO, C. MAJDIK, M. TOŞA.