1. SPECTRAL-SAR: OLD WINE IN NEW BOTTLE. Authors: MIHAI V. PUTZ, ANA-MARIA PUTZ.2. CHEMICAL HARDNESS: QUANTUM OBSERVABLE?. Authors: MIHAI V. PUTZ.3. MYRICETIN AS CORROSION INHIBITOR FOR METALS IN ALCOHOLIC SOLUTIONS. Authors: MIHAI MEDELEANU, MIRCEA L. DAN, MIHAI V. PUTZ, CRISTIAN GEORGE VASZILCSIN.