1. BIOTRANSFORMATION OF NITROSO NAPHTOLS BIOASSISTED BY BAKER''S YEAST. Authors: RADU SILAGHI-DUMITRESCU, CS. PAISZ, FLORIN-DAN IRIMIE, FR. JOO, C. MAJDIK, M. TOŞA.2. SYNTHESIS AND REDUCTION OF SOME NITRO-BENZOFURANS. Authors: CORNELIA MAJDIK, FLORIN-DAN IRIMIE, CSABA PAIZS, RADU SILAGHI-DUMITRESCU, FR. JOO, MONICA TOŞA.